Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
[Report of the Medical Officer of Health for Wandsworth District, The Board of Works (Clapham, Putney, Streatham, Tooting & Wandsworth)]
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Winter Jan., Feb., March. Spring April, May, June. Summer July, Aug., Sept. Autumn Oct., Nov., Dec. | Temperature of | Elastic Force of Vapour. | "Weight of Vapour in a Cubic Foot of Air. | Degree of Humidity. | Reading of Barometer. | Weight of a Cubic Foot of Air. | Rain. | Reading of Thermometer on Grass | ||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Air. | Evaporation. | Dew Point. | Air— Daily Range. | Number of Nights it was | Lowest Reading at Night. | Highest Reading at Night. | ||||||||||||||||||||
Mean. | Diff. from Average of 113 Years. | DifP. from Average of 43 Yea re. | Mean. | Diff. from Average of 43 Years. | Mean. | Diff. from Average of 43 Years. | Mean. | Diff. from Average of 43 Years. | Mean. | Diff. from Average of 43 Years. | Mean. | Diff. from Average of 43 Years. | Mean (Satn=100). | Diff. from Average of 43 Years. | Mean. | Diff. from Average of 43 Years. | Mean. | Diff. from Average of 43 Years. | Amount. | Diff. from Average of 70 Years. | At or below 30°. | Between 30° & 40°. | Above 40°. | |||
1884. | o | o | o | o | o | o | o | o | o | in. | in. | grs. | in. | in. | grs. | grs. | Sums. | Sums. 1 | o | o | ||||||
in. | in. | |||||||||||||||||||||||||
YEAR. | 50.7 | +2.1 | +1.3 | 47.6 | +1.0 | 44.4 | +0.7 | 16.1 | +0.2 | .301 | +.007 | 3.4 | 0.0 | 80 | -3 | 29.813 | +.027 | 541 | -2 | 18.05 | -7.33 | 65 | 177 | 124 | 17.5 | 58.4 |
First Quarter | 43.4 | +4.7 | +3.5 | 41.3 | +3.3 | 38.8 | +3.4 | 11.6 | -0.3 | .237 | +.031 | 2.7 | +0.3 | 84 | -1 | 29.807 | +.043 | 549 | -4 | 4.64 | -0.37 | 22 | 59 | 10 | 24.0 | 42.0 |
Second do. | 52.5 | +0.2 | -0.4 | 48.8 | -0.3 | 45.1 | -0.4 | 19.8 | -0.2 | .304 | -.003 | 3.5 | 0.0 | 76 | -2 | 29.775 | -.003 | 538 | -1 | 4.31 | -1.50 | 12 | 50 | 29 | 17.9 | 50.8 |
Third do. | 62.7 | +3.0 | +2.5 | 58.2 | +1.8 | 54.0 | +0.9 | 21.6 | +1.9 | .417 | +.012 | 4.6 | 0.0 | 74 | -4 | 29.817 | +.025 | 527 | -3 | 4.53 | -2.87 | 0 | 18 | 74 | 30.7 | 58.4 |
Fourth do. | 44.1 | +0.5 | -0.4 | 42.1 | -0.6 | 39.7 | -0.9 | 11.4 | -0.4 | .246 | -.013 | 2.8 | -0.3 | 85 | -3 | 29.854 | +.043 | 549 | +2 | 4.57 | -2.59 | 31 | 50 | 11 | 17.5 | 46.7 |
III this Table, + and — respectively signify that the numbar in the preceding column are above or below the average to the extent of the quantities to which these signs are prefixed.