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 Greenwich Borough]
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1936 | Air Temperature | Bright Sunshine | Rain & Other Forms of Precipitation | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean of | Mean of A and B | Difference from Average† | Daily Mean | Difference from Average | Per cent of Possible | Total fall | Difference from Average† | Most in a day | ||||
A | B | Amount | Day of month | |||||||||
Maximum | Minimum | |||||||||||
ºF | ºF | ºF | ºF | Hr. | Hr. | % | mm. | mm. | mm. | |||
January | 45.1 | 36.2 | 40.7 | + 0.6 | 0.74 | —0.55 | 9 | 89 | + 46 | 13 | 28 | |
February | 42.7 | 31.8 | 37.3 | —3.0 | 2.25 | + 0.12 | 23 | 36 | — 4 | 9 | 17 | |
March | 53.2 | 38.7 | 45.9 | + 2.6 | 2.52 | —0.76 | 21 | 25 | —19 | 5 | 31 | |
April | 52.3 | 37.4 | 44.9 | —2.4 | 3.55 | —1.20 | 26 | 38 | + 1 | 9 | 20 | |
May | 64.6 | 45.2 | 54.9 | +0.2 | 5.55 | —0.95 | 36 | 10 | —34 | 4 | 22 | |
June | 71.4 | 52.6 | 62.0 | + 2.8 | 6.04 | —0.69 | 37 | 87 | + 36 | 15 | 19 | |
July | 70.6 | 54.0 | 62.3 | —1.0 | 4.44 | —1.96 | 28 | 74 | + 14 | 12 | 14 | |
August | 73.3 | 53.7 | 63.5 | + 1.0 | 5.55 | —0.54 | 38 | 14 | —42 | 9 | 10 | |
September | 67.3 | 52.6 | 59.9 | + 2.1 | 2.82 | —2.20 | 22 | 80 | + 35 | 30 | 20 | |
October | 56.8 | 42.0 | 49.4 | —1.7 | 2.80 | —0.37 | 26 | 46 | —18 | 14 | 31 | |
November | 48.6 | 38.7 | 43.7 | + 0.5 | 0.78 | —0.88 | 9 | 77 | + 19 | 20 | 11 | |
December | 46.9 | 36.9 | 41.9 | + 1.1 | 1.32 | + 0.32 | 17 | 50 | — 7 | 16 | 14 | |
Year | 57.6 | 43.3 | 50.5 | + 0.2 | 3.20 | —0.81 | 26 | 625 | + 29 | 30 | Sept. 20 |
† The averages of temperature and sunshine used are obtained from observations extending over 30 years
(1901-1930), those of rainfall are for the 35 years (1881-1915).