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
Carshalton 1937
[Report of the Medical Officer of Health for Carshalton]
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TABLE OF METEOROLOGICAL OBSERVATIONS, CARSHALTON, 1937. Latitude 5122 N. Longitude 0.9 W.
| Month. | Average Barometric Pressure | Temperature | Absolute Temp. | Rainfall | Sunshine | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Average 9 a.m. | Average Maximum | Average Minimum | Mean | Maximum | Minimum | Inches | Days | Hours | Sunless Days | ||
| January | 29.65 | 42.3 | 47.3 | 36.9 | 42.1 | 54- 6th | 27—28th | 5.06 | 18 | 25-5 | 24 |
| February | 29.54 | 44.0 | 49.3 | 38.3 | 43.8 | 56-15th | 30—28th | 4.43 | 20 | 48-4 | 15 |
| March | 29.56 | 39.9 | 45.4 | 32.8 | 39.1 | 55-20th | 24- 9th | 3.62 | 16 | 62-5 | 16 |
| April | 29.79 | 49.3 | 56.2 | 42.2 | 49.2 | 62-27th | 33- 1st | 2.69 | 14 | 82-5 | 9 |
| May | 29.97 | 54.0 | 64.6 | 47.3 | 55.9 | 78—29th | 38- 5th | 2.64 | 13 | 167-5 | 11 |
| June | 30.02 | 57.9 | 69.8 | 50.4 | 60.1 | 80-11th | 44- 2nd | 1.86 | 8 | 194-8 | 5 |
| July | 30.00 | 62.6 | 66.8 | 55.1 | 60.9 | 81- 3rd | 48—29th | 0.40 | 7 | 111-4 | 8 |
| August | 30.04 | 62.2 | 74.6 | 55.1 | 64.8 | 86- 6th | 49—15th | 3.21 | 6 | 191-6 | 4 |
| September | 29.71 | 54.9 | 66.3 | 48.3 | 57.3 | 77- 7th | 38—20th | 2.36 | 14 | 136-1 | 5 |
| October | 29.93 | 51.7 | 59.1 | 45.8 | 52.4 | 67— 2nd | 36-18th | 3.59 | 10 | 57-7 | 21 |
| November | 29.98 | 41.5 | 46.8 | 34.6 | 40.7 | 55- 4th | 23—20th | 1.7 | 5 | 33-0 | 21 |
| December | 29.80 | 40.1 | 42.7 | 33.3 | 38.0 | 54— 1st | 25—19th | 4.58 | 13 | 0-1 | 30 |
| Totals | - | - | - | - | - | - | - | 35.91 | 144 | 1111.1 | 169 |
| Averages | 29.83 | 50.0 | 57.4 | 43.3 | 50.3 | 67.0 | 34.6 | - | - | - | - |