Meteorological Journal, Kept by the Assistant Secretary at the Apartments of the Royal Society, by Order of the President and Council

METEOROLOGICAL JOURNAL, KEPT BY THE ASSISTANT SECRETARY AT THE APARTMENTS OF THE ROYAL SOCIETY, BY ORDER OF THE PRESIDENT AND COUNCIL. MDCCCXXXIV. ## METEOROLOGICAL JOURNAL FOR JULY, 1833. | 9 o'clock, A.M. | 3 o'clock, P.M. | Dew Point at 9 A.M. in degrees of Fahr. | External Thermometer | Rain, in inches Read off at 9 A.M. | Direction of the Wind at 9 A.M. | Remarks | |-----------------|-----------------|----------------------------------------|---------------------|-----------------------------------|-------------------------------|---------| | **July** | | | | | | | | 1 | 29.869 | 75.5 | 29.835 | 69.9 | 47 | 62.2 | 61.6 | 53.7 | 66.6 | 0.050 | SW | A.M. Fine and clear. P.M. Heavy thunderstorm with hail and brisk wind. Fine and clear, light clouds. Evening, very calm. | | O | 29.953 | 72.4 | 29.968 | 68.7 | 47 | 61.2 | 65.0 | 47.3 | 67.0 | 0.272 | W | Fine and clear. Light clouds. Evening, fine. | | 3 | 30.041 | 69.8 | 30.071 | 68.2 | 47 | 63.2 | 64.3 | 50.2 | 66.7 | W | Fair—cloudy and overcast.—Evening, fine. | | 4 | 30.204 | 73.6 | 30.174 | 70.2 | 48 | 65.8 | 72.7 | 51.7 | 73.7 | 0.094 | SSW | Fine.—A.M. Cloudless. P.M. Cloudy. | | 5 | 30.171 | 67.3 | 30.095 | 70.4 | 56 | 63.9 | 71.0 | 56.6 | 73.3 | 0.011 | SSW | Fine—lightly cloudy. | | 6 | 29.867 | 68.7 | 29.775 | 70.4 | 55 | 68.9 | 71.5 | 55.3 | 73.8 | E | Fine.—A.M. Light high clouds. P.M. Cloudless. | | O | 29.657 | 68.7 | 29.697 | 70.9 | 56 | 67.5 | 67.8 | 61.3 | 69.7 | E | Lightly overcast.—Light rain, P.M. | | 8 | 29.827 | 66.2 | 29.893 | 68.7 | 57 | 61.6 | 66.2 | 58.3 | 68.6 | 0.105 | W | Overcast—showery.—Light breeze at night. | | 9 | 30.116 | 65.2 | 30.120 | 68.4 | 52 | 60.2 | 63.7 | 54.8 | 65.8 | 0.400 | N | Cloudy—light unsteady airs.—Evening, fine and clear. | | 10 | 30.053 | 70.7 | 29.991 | 70.3 | 55 | 65.0 | 73.2 | 52.7 | 73.4 | NNW | Fine—lightly cloudy. | | 11 | 29.950 | 68.6 | 29.922 | 71.3 | 60 | 64.5 | 68.0 | 57.6 | 71.9 | NNW | Lightly cloudy and overcast.—Light shower, P.M. | | 12 | 29.867 | 65.3 | 29.838 | 67.0 | 53 | 58.5 | 63.6 | 55.6 | 64.5 | E | Overcast—light wind. | | 13 | 29.933 | 62.4 | 29.970 | 66.0 | 51 | 56.7 | 61.1 | 52.9 | 61.7 | N | Overcast—light wind. | | O | 30.012 | 65.6 | 29.968 | 66.7 | 53 | 59.8 | 65.2 | 55.2 | 70.4 | N | Overcast. | | 15 | 30.031 | 73.0 | 30.073 | 68.9 | 56 | 63.0 | 69.7 | 58.8 | 71.4 | SE | A.M. Cloudy. P.M. Fine—light clouds and wind. | | 16 | 30.232 | 72.3 | 30.223 | 70.7 | 54 | 65.2 | 73.6 | 56.0 | 74.2 | N | Fine and cloudless. | | O | 30.241 | 71.6 | 30.220 | 73.2 | 62 | 69.0 | 78.0 | 58.6 | 80.4 | SW | A.M. Fine. P.M. Cloudy. | | 18 | 30.184 | 71.0 | 30.109 | 74.5 | 61 | 70.5 | 78.4 | 63.7 | 80.4 | S | Lightly cloudy.—Fine, P.M. | | 19 | 29.905 | 71.1 | 29.802 | 73.2 | 58 | 66.5 | 70.6 | 62.8 | 74.8 | SW | A.M. Fine. P.M. Heavy rain at 2½ h. | | 20 | 29.665 | 73.3 | 29.660 | 73.6 | 58 | 67.2 | 68.0 | 60.0 | 71.4 | SW | Cloudy.—Light wind and rain, P.M. | | O | 29.778 | 70.6 | 29.821 | 70.7 | 53 | 62.1 | 64.4 | 53.3 | 66.3 | 0.092 | W | A.M. Cloudy. P.M. Fine and clear. | | 22 | 29.827 | 65.7 | 29.693 | 68.6 | 58 | 59.0 | 67.8 | 52.2 | 69.7 | 0.161 | SSW | A.M. Rain. P.M. Cloudy—Evening, fine. | | 23 | 29.769 | 68.6 | 29.682 | 69.8 | 57 | 63.9 | 62.1 | 57.3 | 70.7 | 0.200 | WSW | Overcast—Heavy shower, P.M.—Evening clear. | | O | 30.065 | 70.7 | 30.108 | 69.6 | 50 | 63.3 | 67.2 | 51.4 | 67.8 | 0.297 | NNW | Fine and clear—light clouds. | | 25 | 30.307 | 67.8 | 30.307 | 69.8 | 57 | 63.1 | 70.3 | 53.1 | 71.8 | SW | Overcast.—Evening, fine and clear. | | 26 | 30.339 | 71.3 | 30.279 | 70.7 | 50 | 65.2 | 73.9 | 53.3 | 76.3 | WSW | Fine and nearly cloudless. | | 27 | 30.301 | 72.4 | 30.283 | 73.9 | 63 | 71.4 | 79.6 | 63.2 | 80.5 | W | Fine.—A.M. Light high clouds. P.M. Cloudless. | | O | 30.326 | 73.9 | 30.301 | 75.6 | 64 | 71.7 | 75.3 | 64.7 | 78.4 | NNE | A.M. Overcast. P.M. Fine and clear. | | 29 | 30.347 | 73.6 | 30.324 | 75.1 | 59 | 67.3 | 74.3 | 58.7 | 75.7 | E | A.M. Light soft clouds. P.M. Clear and fine—light breeze. | | 30 | 30.461 | 70.4 | 30.455 | 73.0 | 58 | 61.0 | 67.2 | 56.3 | 70.7 | N | Overcast—light wind.—Evening, clear. | | O | 30.434 | 66.2 | 30.366 | 70.6 | 54 | 59.6 | 68.6 | 53.3 | 68.8 | NNE | Fine—lightly cloudy. | Mean Mean Mean Mean Mean Mean Mean Mean Sum 30.056 69.8 30.033 70.6 55.0 64.1 69.2 56.1 71.5 1.682 Monthly Mean of the Barometer, corrected for Capillarity and reduced to 32° Fahr. ............... 29.942 29.916 ### OBSERVANDA. Height of the Cistern of the Barometer above a Fixed Mark on Waterloo Bridge........................ = 83 feet 2½ in. ——— above the mean level of the Sea (presumed about) .................. = 95 feet. The External Thermometer is 2 feet higher than the Barometer Cistern. Height of the Receiver of the Rain Gauge above the Court of Somerset House........................ = 79 feet. The hours of observation are of Mean Time, the day beginning at Midnight. The Thermometers are graduated by Fahrenheit's Scale. The Barometer is divided into inches and decimals. ## METEOROLOGICAL JOURNAL FOR AUGUST, 1833. | 1833. August | 9 o'clock, A.M. | 3 o'clock, P.M. | Dew Point at 9 A.M. | External Thermometer. | Rain, in Inches Read off at 9 A.M. | Direction of Wind at 9 A.M. | Remarks | |--------------|-----------------|-----------------|--------------------|-----------------------|----------------------------------|-----------------------------|---------| | | Barom. Attach. Therm. | Barom. Attach. Therm. | Degrees of Fahr. | Fahrenheit | Self-registering. | Lowest. Highest. | NNE | Cloudy—light wind. | | y 1 | 30.392 | 65.7 | 30.404 | 70.2 | 50 | 61.4 | 65.3 | 57.3 | 66.4 | NNE | | q 2 | 30.378 | 63.3 | 30.352 | 67.2 | 54 | 57.6 | 63.3 | 53.5 | 64.5 | NNE | | h 3 | 30.301 | 63.3 | 30.314 | 67.4 | 54 | 60.0 | 64.2 | 54.8 | 64.7 | N | | o 4 | 30.366 | 66.3 | 30.297 | 66.9 | 43 | 59.4 | 65.1 | 48.7 | 68.3 | N | | d 5 | 30.111 | 64.4 | 30.087 | 68.0 | 51 | 63.0 | 67.4 | 51.7 | 68.2 | NNW | | s 6 | 30.172 | 66.3 | 30.150 | 67.4 | 47 | 58.8 | 65.3 | 49.4 | 66.7 | NNE | | q 7 | 30.141 | 64.5 | 30.084 | 66.8 | 45 | 58.4 | 66.6 | 48.3 | 68.7 | N | | y 8 | 30.091 | 66.3 | 30.071 | 67.6 | 50 | 62.2 | 67.2 | 52.8 | 69.7 | W | | q 9 | 30.063 | 67.3 | 30.012 | 68.8 | 53 | 65.8 | 69.5 | 58.6 | 73.7 | SSW | | h 10 | 30.031 | 67.3 | 29.978 | 69.7 | 55 | 63.8 | 70.5 | 55.2 | 73.6 | W | | o 11 | 30.002 | 67.3 | 30.030 | 69.8 | 58 | 63.7 | 67.7 | 51.2 | 70.0 | 0.078 | WSW | | d 12 | 30.210 | 66.2 | 30.154 | 68.7 | 49 | 59.7 | 67.0 | 49.8 | 68.3 | W | | s 13 | 29.827 | 62.8 | 29.728 | 66.8 | 51 | 57.1 | 64.2 | 52.7 | 65.5 | WNW | | q 14 | 29.649 | 63.4 | 29.675 | 66.6 | 51 | 59.0 | 63.8 | 50.7 | 65.3 | 0.008 | NNE | | y 15 | 29.768 | 62.2 | 29.760 | 65.8 | 52 | 59.3 | 65.2 | 50.2 | 66.3 | N | | q 16 | 29.794 | 64.4 | 29.838 | 66.5 | 46 | 61.2 | 65.6 | 52.2 | 65.3 | SSW | | h 17 | 29.918 | 64.3 | 29.848 | 66.4 | 49 | 60.2 | 67.3 | 50.6 | 69.9 | SSW | | o 18 | 29.827 | 62.5 | 29.826 | 66.4 | 51 | 59.3 | 65.2 | 52.6 | 69.6 | SW | | d 19 | 29.833 | 65.4 | 29.875 | 67.7 | 56 | 64.0 | 68.3 | 57.7 | 69.4 | 0.204 | WSW | | s 20 | 29.986 | 66.4 | 29.934 | 68.9 | 50 | 62.7 | 70.2 | 54.5 | 71.7 | SW | | q 21 | 29.899 | 66.3 | 29.794 | 69.9 | 55 | 64.5 | 72.6 | 61.8 | 75.5 | SW | | y 22 | 29.782 | 67.8 | 29.722 | 69.1 | 47 | 60.3 | 67.8 | 52.0 | 68.6 | SW var. | | q 23 | 29.658 | 66.6 | 29.707 | 68.8 | 48 | 61.1 | 67.8 | 51.0 | 68.3 | SW var. | | h 24 | 29.964 | 64.2 | 29.990 | 68.2 | 53 | 61.3 | 68.7 | 54.2 | 69.4 | W | | o 25 | 30.126 | 60.4 | 30.196 | 67.3 | 52 | 59.9 | 61.8 | 53.3 | 64.5 | NE var. | | d 26 | 30.303 | 61.8 | 30.259 | 66.2 | 51 | 57.5 | 67.3 | 54.0 | 68.2 | NW | | s 27 | 30.255 | 64.2 | 30.194 | 66.7 | 51 | 58.3 | 69.5 | 50.4 | 71.5 | SW | | q 28 | 30.257 | 65.7 | 30.225 | 68.9 | 54 | 63.2 | 72.8 | 53.0 | 73.7 | SSW | | y 29 | 30.159 | 67.4 | 30.010 | 69.6 | 59 | 61.5 | 72.8 | 55.3 | 75.3 | S | | q 30 | 29.893 | 66.7 | 29.713 | 69.0 | 52 | 61.3 | 66.2 | 56.4 | 68.2 | SW | | h 31 | 28.970 | 61.2 | 29.011 | 60.3 | 51 | 52.5 | 50.9 | 48.2 | 52.5 | 0.277 | SW var. | Mean: 30.004 Monthly Mean of the Barometer, corrected for Capillarity and reduced to 32° Fahr. = 29.904 ### OBSERVANDA. Height of the Cistern of the Barometer above a Fixed Mark on Waterloo Bridge = 83 feet 2½ in. Above the mean level of the Sea (presumed about) = 95 feet. The External Thermometer is 2 feet higher than the Barometer Cistern. Height of the Receiver of the Rain Gauge above the Court of Somerset House = 79 feet. The hours of observation are of Mean Time, the day beginning at Midnight. The Thermometers are graduated by Fahrenheit's Scale. The Barometer is divided into inches and decimals. ## METEOROLOGICAL JOURNAL FOR SEPTEMBER, 1833. | 1833. | 9 o'clock, A.M. | 3 o'clock, P.M. | Dew Point at 9 A.M., in degrees of Fahr. | External Thermometer. | Rain, in inches, Read off at 9 A.M. | Direction of the Wind at 9 A.M. | Remarks | |-------|----------------|----------------|----------------------------------------|----------------------|----------------------------------|-------------------------------|---------| | Septr.| Barom. | Attach. Therm. | Barom. | Attach. Therm. | Fahrenheit. | Self-registering. | Lowest. | Highest. | Sum | | | 29.467 | 57.5 | 29.598 | 59.8 | 41 | 51.3 | 55-0 | 48.0 | 55.3 | 0.113 ESE | | | 29.958 | 55.8 | 29.950 | 59.7 | 39 | 50.2 | 60.2 | 41.0 | 61.9 | SW | | | 29.707 | 58.5 | 29.610 | 59.8 | 53 | 56.6 | 57.9 | 49.8 | 61.2 | SSW | | | 29.944 | 57.2 | 30.056 | 59.3 | 45 | 54.0 | 57.4 | 47.2 | 58.6 | 0.113 NE var. | | | 30.305 | 54.7 | 30.299 | 58.4 | 45 | 52.3 | 59.7 | 43.0 | 59.3 | NNE | | | 30.281 | 56.2 | 30.181 | 59.9 | 49 | 54.9 | 62.8 | 45.4 | 63.3 | NE var. | | | 29.059 | 57.0 | 29.996 | 62.5 | 53 | 57.4 | 66.0 | 49.6 | 67.2 | NE var. | | | 29.816 | 58.0 | 29.804 | 61.9 | 52 | 55.2 | 61.8 | 52.9 | 62.8 | SE var. | | | 29.889 | 59.8 | 30.027 | 63.2 | 55 | 57.9 | 64.3 | 54.8 | 64.8 | 0.025 NNW | | | 30.083 | 60.7 | 30.027 | 61.5 | 53 | 57.6 | 59.8 | 56.4 | 60.2 | ENE | | | 29.792 | 60.7 | 29.703 | 64.5 | 56 | 58.7 | 65.2 | 55.8 | 66.8 | NNW | | | 29.973 | 59.8 | 30.033 | 62.0 | 45 | 55.5 | 60.3 | 48.2 | 61.2 | SSW | | | 30.146 | 57.2 | 30.097 | 61.6 | 43 | 52.9 | 61.0 | 43.0 | 62.4 | SW | | | 29.922 | 59.6 | 29.901 | 63.5 | 51 | 59.4 | 65.7 | 52.2 | 66.3 | NE var. | | | 29.942 | 58.8 | 29.903 | 62.5 | 50 | 53.0 | 63.8 | 46.0 | 64.7 | SSW | | | 29.689 | 61.0 | 29.641 | 63.4 | 52 | 58.2 | 62.0 | 52.4 | 64.4 | SW | | | 29.530 | 59.7 | 29.633 | 63.3 | 53 | 56.4 | 62.6 | 52.8 | 63.5 | 0.185 ENE | | | 29.778 | 58.7 | 29.812 | 62.3 | 52 | 54.3 | 59.6 | 47.5 | 62.2 | SW | | | 30.043 | 57.7 | 30.081 | 61.4 | 48 | 53.8 | 59.2 | 45.5 | 61.7 | SW | | | 30.253 | 56.0 | 30.235 | 60.0 | 50 | 50.6 | 60.6 | 45.0 | 61.2 | 0.041 ENE | | | 30.188 | 57.3 | 30.107 | 60.7 | 50 | 52.8 | 61.6 | 49.9 | 63.2 | E | | | 30.053 | 57.6 | 29.990 | 61.5 | 49 | 53.2 | 62.6 | 50.0 | 63.7 | ESE | | | 29.877 | 58.8 | 29.808 | 63.6 | 53 | 56.2 | 63.2 | 51.4 | 64.6 | NW var. | | | 29.443 | 60.2 | 29.415 | 62.0 | 55 | 59.6 | 61.2 | 53.2 | 61.5 | S | | | 29.707 | 61.7 | 29.754 | 63.9 | 52 | 59.9 | 62.4 | 55.0 | 64.5 | S | | | 29.798 | 61.2 | 29.839 | 64.2 | 54 | 59.0 | 61.5 | 54.2 | 63.7 | SSW | | | 29.895 | 57.7 | 29.819 | 61.6 | 46 | 49.9 | 61.0 | 46.0 | 61.5 | A.M. Fog. | | | 29.609 | 59.7 | 29.581 | 61.7 | 57 | 57.4 | 58.4 | 49.4 | 59.3 | ESE | | | 29.934 | 57.7 | 30.010 | 61.3 | 53 | 52.6 | 60.6 | 46.3 | 61.5 | WSW | | | 30.254 | 57.3 | 30.260 | 60.7 | 50 | 50.7 | 61.7 | 48.8 | 62.3 | ESE | Monthly Mean of the Barometer, corrected for Capillarity and reduced to 32° Fahr. = 29.830 ### OBSERVANDA. Height of the Cistern of the Barometer above a Fixed Mark on Waterloo Bridge = 83 feet 2½ in. Above the mean level of the Sea (presumed about) = 95 feet. The External Thermometer is 2 feet higher than the Barometer Cistern. Height of the Receiver of the Rain Gauge above the Court of Somerset House = 79 feet. The hours of observation are of Mean Time, the day beginning at Midnight. The Thermometers are graduated by Fahrenheit's Scale. The Barometer is divided into inches and decimals. ## METEOROLOGICAL JOURNAL FOR OCTOBER, 1833. | 1833. October | 9 o'clock, A.M. | 3 o'clock, P.M. | Dew Point at 9 A.M., in degrees of Fahr. | External Thermometer. | Rain, in inches, Read off at 9 A.M. | Direction of the Wind at 9 A.M. | Remarks | |---------------|-----------------|-----------------|----------------------------------------|----------------------|----------------------------------|-----------------------------|---------| | | Barom. Attach. Therm. | Barom. Attach. Therm. | Self-registering. | 9 A.M. | 3 P.M. | Lowest. | Highest. | | | 1 | 30.303 | 55.7 | 30.264 | 57.7 | 45 | 47.7 | 55.8 | 45.3 | 56.7 | E | A.M. Fog. P.M. Fine—light clouds and haze. | | 2 | 30.239 | 55.3 | 30.154 | 58.4 | 47 | 48.2 | 60.3 | 46.8 | 60.3 | E | A.M. Light fog. P.M. Fine—light clouds and wind. | | 3 | 30.063 | 56.2 | 30.039 | 57.4 | 51 | 51.8 | 55.2 | 47.7 | 55.1 | NNE | A.M. Cloudless. P.M. Light clouds. | | 4 | 30.142 | 55.2 | 30.106 | 58.8 | 51 | 51.3 | 59.6 | 45.6 | 60.4 | NNE | Lightly cloudy and overcast. | | 5 | 30.119 | 54.7 | 30.122 | 58.6 | 52 | 52.2 | 58.4 | 45.5 | 58.8 | NNE | A.M. Overcast. P.M. Fine and clear—light clouds and wind. | | 6 | 30.149 | 55.7 | 30.126 | 58.7 | 53 | 53.4 | 60.7 | 49.3 | 61.3 | NNE | A.M. Fine and cloudless. P.M. Fair—lightly cloudy. | | 7 | 30.158 | 55.2 | 30.095 | 58.4 | 51 | 50.9 | 59.7 | 48.3 | 59.7 | NNE | A.M. Overcast. P.M. Fine and clear—light clouds and wind. | | 8 | 30.032 | 55.4 | 29.990 | 58.7 | 53 | 52.7 | 60.7 | 47.6 | 60.8 | NNE | A.M. Light fog. P.M. Fine—light clouds. | | 9 | 30.166 | 55.3 | 30.202 | 58.3 | 51 | 51.0 | 57.4 | 48.3 | 57.4 | NNE | Lightly cloudy and overcast—light wind. | | 10 | 30.243 | 54.9 | 30.170 | 57.4 | 49 | 53.5 | 55.7 | 47.5 | 56.5 | E | Fine and cloudless. | | 11 | 29.994 | 52.7 | 29.948 | 56.4 | 43 | 47.2 | 57.2 | 43.7 | 58.3 | E | A.M. Fog. P.M. Fair—lightly overcast. | | 12 | 29.950 | 54.3 | 29.871 | 57.8 | 50 | 50.6 | 58.2 | 46.7 | 58.8 | WSW | Lightly overcast.—Evening, light rain. | | 13 | 30.109 | 51.0 | 30.039 | 55.3 | 41 | 43.8 | 51.9 | 38.6 | 57.6 | WSW | A.M. Fine and cloudless. P.M. Fair—lightly cloudy. | | 14 | 29.540 | 55.8 | 29.478 | 58.6 | 57 | 57.7 | 57.7 | 43.3 | 59.7 | 0.014 | SSW | Rain. | | 15 | 29.225 | 55.3 | 29.128 | 57.6 | 44 | 49.7 | 53.7 | 47.8 | 54.3 | 0.014 | SW | Fine and clear—light clouds.—Evening, light rain. | | 16 | 29.215 | 51.8 | 29.294 | 53.8 | 45 | 45.4 | 50.3 | 41.3 | 50.3 | 0.017 | W | Lightly cloudy.—At noon, fine and clear; evening, light rain. | | 17 | 29.556 | 51.4 | 29.633 | 55.7 | 49 | 49.1 | 51.7 | 43.2 | 52.6 | 0.028 | NW | A.M. Light rain. P.M. Overcast. | | 18 | 29.668 | 50.3 | 29.547 | 53.3 | 43 | 45.7 | 51.2 | 41.2 | 51.2 | 0.008 | W | Lightly cloudy and hazy.—Light wind. | | 19 | 29.433 | 50.9 | 29.893 | 54.2 | 47 | 47.8 | 51.3 | 42.8 | 53.3 | 0.031 | W | Fine and lightly cloudy. | | 20 | 29.572 | 48.6 | 29.715 | 52.3 | 41 | 41.7 | 50.8 | 38.3 | 55.5 | 0.008 | W | Fine—haze.—A.M. Cloudless. P.M. Light clouds and wind. | | 21 | 29.671 | 52.3 | 29.627 | 55.4 | 55 | 55.8 | 57.7 | 41.2 | 57.7 | S var. | Light clouds and wind. | | 22 | 29.677 | 57.3 | 29.692 | 60.3 | 56 | 56.0 | 59.3 | 54.8 | 60.7 | 0.028 | SSW | Overcast.—At night, rain with strong wind. | | 23 | 29.430 | 57.6 | 29.507 | 59.9 | 55 | 56.9 | 56.6 | 53.2 | 59.3 | 0.014 | S | Fairly slightly overcast.—At night, rain with strong brisk wind. | | 24 | 29.686 | 55.7 | 29.576 | 59.6 | 52 | 53.3 | 61.8 | 47.3 | 61.7 | 0.008 | ESE | Light wind and broken clouds. | | 25 | 29.470 | 58.3 | 29.428 | 60.6 | 53 | 55.9 | 60.5 | 53.3 | 61.7 | E | A.M. Lightly cloudy. P.M. Light clouds and wind. | | 26 | 29.567 | 58.9 | 29.522 | 61.2 | 54 | 56.0 | 60.9 | 54.7 | 62.3 | ESE | Fine and high clouds.—Evening, cloudless. | | 27 | 29.875 | 57.7 | 29.847 | 60.7 | 51 | 52.1 | 59.3 | 48.8 | 59.4 | 0.006 | ESE | A.M. Fine and clear. P.M. Overcast. | | 28 | 29.776 | 59.2 | 29.744 | 61.6 | 56 | 56.5 | 60.5 | 51.8 | 60.5 | E | A.M. Haze. P.M. Fine—light flocculent clouds—light unsteady wind. | | 29 | 29.729 | 58.8 | 29.878 | 61.9 | 55 | 55.8 | 62.3 | 52.7 | 62.3 | E | A.M. Light fog and deposition. P.M. Fine. | | 30 | 30.011 | 58.3 | 30.008 | 60.4 | 52 | 52.6 | 60.7 | 49.7 | 61.3 | E | Fine—nearly cloudless.—Haze, A.M. | | 31 | 30.071 | 56.4 | 29.999 | 58.4 | 48 | 48.2 | 54.5 | 47.2 | 56.7 | W | A.M. Haze. P.M. Fine and cloudless. | | Mean | Mean | Mean | Mean | Mean | Mean | Mean | Mean | Mean | Sum | 0.176 | Monthly Mean of the Barometer, corrected for Capillarity and reduced to 32° Fahr. ................. { 9 A.M. 3 P.M. } { 29.762 29.746 } ### OBSERVANDA. Height of the Cistern of the Barometer above a Fixed Mark on Waterloo Bridge ....................... = 83 feet 2½ in. above the mean level of the Sea (presumed about) .................. = 95 feet. The External Thermometer is 2 feet higher than the Barometer Cistern. Height of the Receiver of the Rain Gauge above the Court of Somerset House .................... = 79 feet. The hours of observation are of Mean Time, the day beginning at Midnight. The Thermometers are graduated by Fahrenheit's Scale. The Barometer is divided into inches and decimals. ## METEOROLOGICAL JOURNAL FOR NOVEMBER, 1833. | 9 o'clock, A.M. | 3 o'clock, P.M. | Dew Point at 9 A.M. Degrees of Fahr. | External Thermometer. | Rain, in inches, Read off at 9 A.M. | Direction of the Wind at 9 A.M. | Remarks | |-----------------|-----------------|-------------------------------------|----------------------|----------------------------------|-------------------------------|---------| | Barom. | Attach. Ther. | Barom. | Attach. Ther. | Self-registering. | | | | | | | | Lowest. Highest. | | | | 9 A.M. | 3 P.M. | Fahrenheit | | | | | | 1833. Nov. | | | | | | | | 1 | 29.840 | 58.3 | 29.841 | 60.3 | 57 | 57.2 | 58.2 | 47.7 | 59.7 | 0.007 | WSW | A.M. Rain, early. P.M. Fine and cloudless. | | 2 | 30.056 | 55.4 | 29.804 | 55.3 | 47 | 49.0 | 55.2 | 45.3 | 56.3 | 0.008 | WSW | A.M. Lightly cloudy. P.M. Fine. | | 3 | 29.721 | 54.7 | 29.858 | 55.7 | 41 | 48.8 | 51.6 | 45.8 | 51.6 | WNW | A.M. Fine and cloudless—light brisk wind. P.M. Cloudy. | | 4 | 30.135 | 49.8 | 30.144 | 52.4 | 38 | 40.8 | 48.2 | 37.3 | 49.2 | WSW | Fine and partly cloudless. P.M. Light clouds. | | 5 | 30.284 | 48.7 | 30.134 | 51.0 | 41 | 44.5 | 50.3 | 37.3 | 53.7 | WSW | Overcast.—Light rain, P.M. | | 6 | 30.004 | 53.7 | 29.990 | 57.6 | 52 | 54.6 | 55.8 | 43.7 | 57.4 | WSW | Overcast and cloudy—light wind. | | 7 | 29.853 | 51.9 | 29.501 | 51.7 | 43 | 46.8 | 43.6 | 43.6 | 46.8 | WSW | Rain.—Dark and lowering, P.M. | | 8 | 29.695 | 46.6 | 29.819 | 48.4 | 36 | 38.7 | 44.7 | 35.5 | 44.7 | 0.556 | NNW | Fine—light clouds. | | 9 | 29.998 | 45.9 | 30.053 | 47.4 | 38 | 39.7 | 42.9 | 37.2 | 45.8 | 0.008 | WSW | A.M. Haze. P.M. Fine—light clouds. | | 10 | 30.122 | 47.3 | 30.110 | 49.7 | 43 | 46.9 | 51.1 | 37.8 | 51.1 | SSW | Lightly cloudy and overcast—light airs. | | 11 | 30.076 | 50.3 | 30.053 | 51.5 | 45 | 48.6 | 50.2 | 46.4 | 50.7 | S | Overcast.—Light rain, P.M. | | 12 | 30.223 | 49.7 | 30.324 | 51.2 | 42 | 40.7 | 45.9 | 41.3 | 45.9 | SW | Strong fog. | | 13 | 30.303 | 49.4 | 30.263 | 50.4 | 45 | 45.1 | 47.0 | 40.3 | 47.0 | SW | Lightly overcast and hazy. | | 14 | 30.158 | 45.3 | 30.122 | 46.6 | 38 | 38.2 | 42.1 | 35.2 | 42.1 | NE | Fine—light haze.—Cloudless, A.M. | | 15 | 30.071 | 44.4 | 29.976 | 44.9 | 35 | 37.8 | 40.3 | 36.3 | 40.3 | E | Overcast—light fog. | | 16 | 29.874 | 44.8 | 29.867 | 47.2 | 38 | 41.3 | 45.0 | 37.4 | 45.7 | S | Lightly cloudy—haze.—Light rain at night. | | 17 | 29.986 | 46.7 | 30.036 | 50.0 | 44 | 47.2 | 51.9 | 40.7 | 52.4 | SSW | A.M. Cloudless—fog—deposition. | | 18 | 30.291 | 50.6 | 30.293 | 52.0 | 48 | 50.3 | 52.7 | 46.4 | 52.7 | ESE | Overcast.—Light fog and deposition, A.M. | | 19 | 30.251 | 52.7 | 30.198 | 53.8 | 49 | 49.7 | 50.2 | 49.2 | 50.3 | W | Overcast.—Light fog. | | 20 | 30.109 | 49.1 | 30.057 | 51.3 | 40 | 40.8 | 46.3 | 40.3 | 48.7 | SW | Light fog.—A.M. Overcast. P.M. Cloudless. | | 21 | 30.057 | 51.2 | 29.964 | 52.5 | 45 | 45.6 | 49.7 | 40.7 | 53.7 | W | Lightly cloudy.—Light fog, A.M. | | 22 | 29.647 | 53.7 | 29.469 | 55.2 | 52 | 53.7 | 54.8 | 45.0 | 54.8 | SSW | Cloudy—light wind. | | 23 | 29.723 | 51.8 | 29.724 | 53.3 | 44 | 45.3 | 48.4 | 43.7 | 48.4 | WSW | A.M. Lightly overcast. P.M. Fine. | | 24 | 29.604 | 49.8 | 29.519 | 51.2 | 45 | 45.8 | 48.1 | 40.5 | 48.4 | SSW | A.M. Fine and clear—light cloudiness. | | 25 | 29.691 | 46.7 | 29.788 | 47.5 | 36 | 38.1 | 42.6 | 36.5 | 42.6 | 0.122 | WSW | A.M. Cloudless—fog and deposition. | | 26 | 30.155 | 43.3 | 30.134 | 44.9 | 31 | 34.1 | 40.3 | 31.6 | 41.4 | 0.067 | SSE | A.M. Fog and hoar frost. P.M. Fine nearly cloudless. | | 27 | 29.889 | 45.4 | 29.738 | 46.0 | 39 | 41.4 | 40.3 | 33.2 | 42.7 | ESE | Fine and partly cloudless.—A.M. Lightly cloudy. P.M. Cloudless. | | 28 | 29.405 | 44.4 | 29.058 | 46.7 | 42 | 42.7 | 47.7 | 34.6 | 50.6 | SSE | A.M. Overcast—light fog and deposition. | | 29 | 29.227 | 47.3 | 29.441 | 48.3 | 37 | 44.4 | 47.2 | 42.3 | 47.2 | 0.031 | WSW | Light wind.—A.M. Fine—lightly cloudy. P.M. Lt. rain. Evening clear. | | 30 | 30.029 | 45.3 | 30.013 | 47.5 | 39 | 41.1 | 46.3 | 38.7 | 51.3 | 0.009 | W | Fine—light haze.—Cloudless, A.M. | Mean Mean Mean Mean Mean Mean Mean Sum | 29.949 | 49.1 | 29.906 | 50.8 | 42.3 | 44.6 | 48.0 | 40.4 | 49.1 | 0.808 | Monthly Mean of the Barometer, corrected for Capillarity and reduced to 32° Fahr. ................. { 9 A.M. 3 P.M. } { 29.896 29.847 } ### OBSERVANDA. Height of the Cistern of the Barometer above a Fixed Mark on Waterloo Bridge ...................... = 83 feet 2½ in. above the mean level of the Sea (presumed about) .................. = 95 feet. The external Thermometer is 2 feet higher than the Barometer Cistern. Height of the Receiver of the Rain Gauge above the Court of Somerset House ....................... = 79 feet. The hours of observation are of Mean Time, the day beginning at Midnight. The Thermometers are graduated by Fahrenheit's Scale. The Barometer is divided into inches and decimals. ## METEOROLOGICAL JOURNAL FOR DECEMBER, 1833. | Dec. | Barom. | Attach. Therm. | Barom. | Attach. Therm. | Dew Point at 9 A.M., in degrees of Fahr. | External Thermometer. | Rain, in inches, Read off at 9 A.M. | Direction of Wind at 9 A.M. | Remarks | |------|--------|---------------|--------|---------------|---------------------------------|---------------------|-------------------------------|--------------------------|------------------| | 1 | 30.140 | 49.4 | 30.062 | 50.8 | 47 | 51.6 | 53.6 | 40.3 | SW | | | | | | | | | | | A.M. Light fog and deposition.—P.M. Overcast.—Evening, light rain. | | 2 | 30.122 | 51.3 | 30.085 | 51.8 | 47 | 48.6 | 48.0 | 46.7 | WSW | | | | | | | | | | | A.M. Overcast.—P.M. Fine. | | 3 | 29.971 | 49.7 | 29.942 | 51.7 | 44 | 46.3 | 50.8 | 41.7 | WSW | | | | | | | | | | | A.M. Light cloudy—light wind. | | 4 | 29.856 | 51.8 | 29.540 | 54.3 | 51 | 52.8 | 55.2 | 45.8 | SSW | | | | | | | | | | | P.M. Overcast. | | 5 | 29.511 | 53.4 | 29.475 | 55.3 | 48 | 48.5 | 48.2 | 47.4 | SW | | | | | | | | | | | A.M. Light cloudy.—P.M. Fine.—At night, rain and unsteady wind. | | 6 | 29.579 | 49.4 | 29.711 | 50.6 | 39 | 39.9 | 46.7 | 38.7 | WSW | | | | | | | | | | | Fine.—A.M. Cloudless.—P.M. Light clouds. | | 7 | 29.392 | 50.7 | 29.314 | 52.4 | 50 | 51.5 | 51.5 | 39.3 | WSW | | | | | | | | | | | A.M. Light cloudy.—Rain at night. | | 8 | 30.069 | 46.7 | 30.088 | 48.3 | 37 | 38.8 | 43.7 | 37.2 | WSW | | | | | | | | | | | Fine.—Light haze.—A.M. Cloudless.—P.M. Lightly cloudy.—Rain at night. | | 9 | 29.564 | 50.7 | 29.564 | 51.9 | 50 | 53.9 | 55.6 | 37.9 | WSW | | | | | | | | | | | Light rain. | | 10 | 29.881 | 49.6 | 29.808 | 50.2 | 41 | 42.3 | 46.2 | 41.4 | WSW | | | | | | | | | | | Fine.—A.M. Cloudless.—P.M. Light clouds. | | 11 | 29.685 | 47.3 | 29.673 | 47.9 | 36 | 40.6 | 45.8 | 38.9 | NNW | | | | | | | | | | | Light haze.—A.M. Cloudless.—P.M. Lightly cloudy—overcast. | | 12 | 29.773 | 43.8 | 29.848 | 45.3 | 37 | 37.8 | 40.4 | 34.7 | W | | | | | | | | | | | Fine.—A.M. Lightly cloudy—light wind. | | 13 | 30.072 | 42.3 | 30.111 | 43.5 | 35 | 36.3 | 39.8 | 32.9 | WNW | | | | | | | | | | | Light haze.—A.M. Lightly cloudy—deposition near frost. | | 14 | 30.132 | 44.4 | 30.128 | 46.6 | 41 | 42.9 | 46.5 | 35.5 | WSW | | | | | | | | | | | A.M. Overcast.—6°g. | | 15 | 30.038 | 47.4 | 29.983 | 52.3 | 43 | 43.4 | 48.8 | 42.4 | WSW | | | | | | | | | | | Overcast—light fog—deposition. | | 16 | 29.732 | 50.7 | 29.522 | 51.6 | 48 | 52.1 | 53.2 | 48.3 | WSW | | | | | | | | | | | Overcast—light rain. | | 17 | 29.369 | 50.3 | 29.562 | 50.8 | 43 | 46.4 | 47.7 | 42.9 | WSW | | | | | | | | | | | Strong unsteady wind, early A.M.—Fine—lightly cloudy. | | 18 | 29.417 | 51.4 | 29.701 | 52.4 | 50 | 52.8 | 50.0 | 42.5 | WSW | | | | | | | | | | | Overcast.—Evening, gale of wind with rain. | | 19 | 29.789 | 53.3 | 29.643 | 54.5 | 51 | 53.3 | 53.6 | 46.8 | WSW | | | | | | | | | | | Fine—light clouds—Morning and night, unsteady wind. | | 20 | 29.386 | 52.8 | 29.435 | 52.4 | 41 | 47.8 | 47.6 | 46.7 | WSW | | | | | | | | | | | A.M. Lightly cloudy—P.M. Fine—nearly cloudless. | | 21 | 29.342 | 47.8 | 29.576 | 49.0 | 40 | 40.2 | 43.6 | 36.7 | WNW | | | | | | | | | | | Light rain. | | 22 | 29.594 | 46.7 | 29.269 | 48.5 | 41 | 42.4 | 48.3 | 37.3 | SSE | | | | | | | | | | | Fog—dark and overcast—heavy continuous rain. | | 23 | 29.342 | 49.5 | 29.211 | 49.6 | 45 | 46.4 | 46.8 | 41.7 | E | | | | | | | | | | | Light rain and overcast.—Light fog and deposition, A.M. | | 24 | 29.404 | 50.0 | 29.311 | 51.7 | 49 | 49.3 | 51.0 | 43.8 | S | | | | | | | | | | | A.M. Light fog—Noon, rain, P.M. Clear—light clouds—Evening, very nearly cloudless. | | 25 | 29.457 | 50.0 | 29.748 | 49.4 | 44 | 46.7 | 43.4 | 43.8 | NNW | | | | | | | | | | | Lightly overcast—light fog—Evening, rain. | | 26 | 30.176 | 44.3 | 30.041 | 45.3 | 33 | 35.6 | 42.5 | 34.3 | WSW | | | | | | | | | | | A.M. Light deposition—P.M. Fine—nearly cloudless. | | 27 | 29.796 | 46.8 | 29.744 | 48.1 | 43 | 43.8 | 46.8 | 34.6 | WSW | | | | | | | | | | | Lightly cloudy and overcast.—Light fog and deposition, A.M. | | 28 | 29.952 | 44.8 | 29.988 | 46.4 | 35 | 37.3 | 42.9 | 35.5 | WSW | | | | | | | | | | | Fine—cloudy.—Light wind, A.M. | | 29 | 29.746 | 49.6 | 29.798 | 51.0 | 46 | 51.8 | 51.3 | 36.5 | WSW | | | | | | | | | | | Rain. | | 30 | 29.665 | 50.9 | 29.659 | 53.2 | 50 | 51.8 | 54.5 | 47.8 | WSW | | | | | | | | | | | A.M. Drizzling rain. | | 31 | 29.641 | 50.7 | 29.474 | 52.2 | 49 | 50.3 | 49.6 | 43.6 | SSW | | | | | | | | | | | P.M. Fine—nearly cloudless. | ### Monthly Mean of the Barometer, corrected for Capillarity and reduced to 32° Fahr. | Mean | Mean | Mean | Mean | Mean | Mean | Mean | Mean | Sum | |------|------|------|------|------|------|------|------|-----| | 29.722 | 49.0 | 29.710 | 50.3 | 43.7 | 45.9 | 48.1 | 40.8 | 50.3 | 1.723 | ### OBSERVANDA. Height of the Cistern of the Barometer above a Fixed Mark on Waterloo Bridge = 83 feet 2½ in. Above the mean level of the Sea (presumed about) = 95 feet. The External Thermometer is 2 feet higher than the Barometer Cistern. Height of the Receiver of the Rain Gauge above the Court of Somerset House = 79 feet. The hours of observation are of Mean Time, the day beginning at Midnight. The Thermometers are graduated by Fahrenheit's Scale. The Barometer is divided into inches and decimals.