London's Pulse: Medical Officer of Health reports 1848-1972
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Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
Holborn 1910
Report for the year 1910 of the Medical Officer of Health
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TABLE XII. Meteorology of London, 1910. (Deduced from observations at Greenwich under the superintendence of the Astronomer Royal.)
| 1910. | Air Temperature. | Bright Sunshine. | Rain and other forms of Precipitation. | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Mean of— | Mean of A. and B. | Difference from Normal. * | Total observed. | Difference from Normal. * | Per cent, of possible. | Total fall. | Difference from Normal. * | ||
| a. | B. | ||||||||
| Maximum | Minimum. | ||||||||
| o | o | o | o | hrs. | hrs. | % | ins. | ins. | |
| January | 44.1 | 35.1 | 39.7 | + 1.3 | 54 | + 13 | 21 | 1.72 | - 0.16 |
| Febuary | 47.9 | 38.7 | 41.8 | + 2.0 | 70 | + 13 | 25 | 2.69 | + 1.21 |
| March | 51.3 | 34.7 | 43.0 | + 0.5 | 150 | + 61 | 41 | 1.10 | - 0.42 |
| April | 65.4 | 38.8 | 47.1 | - 1.0 | 130 | - 17 | 81 | 2.62 | + 1.05 |
| May | 63.3 | 15.2 | 54.3 | + 0.5 | 219 | + 33 | 46 | 2.24 | + 0.32 |
| June | 71.0 | 51.6 | 61.3 | + 1.0 | 185 | - 12 | 37 | 2.08 | + 0.04 |
| July | 67.0 | 51.9 | 59.4 | - 4.3 | 113 | - 123 | 23 | 3.52 | + 1.12 |
| August | 70.8 | 52.7 | 61.8 | - 1.1 | 177 | - 34 | 39 | 2.43 | + 0.09 |
| September | 64.6 | 48.5 | 66.6 | - 1.6 | 142 | - 13 | 38 | 0.74 | - 1.41 |
| October | 59.8 | 47.6 | 53.7 | + 3.3 | 70 | - 25 | 21 | 1.81 | - 0.97 |
| November | 45.4 | 32.4 | 38.9 | - 4.5 | 50 | + 2 | 19 | 3.57 | + 1.35 |
| December | 48.3 | 40.0 | 44.2 | + 4.5 | 20 | - 13 | 8 | 3.54 | + 1.71 |
| 57.4 | 42.9 | 50.2 | + 0.1 | 1380 | -123 | 31 | 28.06 | + 3.93 | |
* The averages used are obtained from observations extending over 65 years for Rain and Temperature,
and 10 years for Sunshine.