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 St. Olave]
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Compiled from Observations taken at the Royal Observatory, Greenwich.
| 1897. MONTHS. | Mean Reading of the Barometer. | Temperature of the Air. | Rain. | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Highest by Day. | Lowest by Night. | Range in Month. | Mean of all Highest. | Mean of all Lowest. | Mean daily range. | Mean for the month. | Departure from average of 126 years: 1771—1890. | Number of days it fell. | Amount Collected. | ||
| in. | º | º | º | º | º | º | º | º | In. | ||
| January | 29.707 | 48.3 | 23.8 | 24.5 | 38.7 | 31.8 | 6.9 | 35.4 | —1.3 | 17 | 1.61 |
| February | 29.929 | 58.6 | 30.0 | 28.6 | 47.5 | 38.7 | 8.8 | 43.0 | +4.3 | 14 | 2.39 |
| March | 29.518 | 62.2 | 29.9 | 32.3 | 52.4 | 39.1 | 13.3 | 45.0 | + 3.9 | 17 | 3.35 |
| April | 29.687 | 67.8 | 29.9 | 37.9 | 54.7 | 39.0 | 15.7 | 46.0 | —0.2 | 16 | 1.62 |
| May | 29.795 | 77.6 | 33.6 | 44.0 | 63.1 | 42.8 | 20.3 | 52.3 | -0.3 | 11 | 1.25 |
| June | 29.848 | 90.2 | 44.4 | 45.8 | 71.0 | 52.3 | 18.7 | 61.1 | + 2.7 | 12 | 1.93 |
| July | 29.843 | 84.7 | 44.0 | 40.7 | 75.8 | 54.6 | 21.2 | 64.5 | + 2.8 | 7 | 0.73 |
| August | 29.670 | 89.5 | 50.0 | 39.5 | 74.0 | 54.6 | 19.4 | 62.9 | + 2.0 | 20 | 2.86 |
| September | 29.824 | 71.0 | 38.2 | 32.8 | 63.8 | 48.2 | 15.6 | 55.2 | —1.4 | 16 | 2.70 |
| October | 30.001 | 67.2 | 33.0 | 34.2 | 58.7 | 44.3 | 14.4 | 51.0 | + 1.6 | 11 | 0.48 |
| November | 30.013 | 59.0 | 28.9 | 30.1 | 50.6 | 40.4 | 10.2 | 45.7 | + 3.2 | 10 | 1.07 |
| December | 29.775 | 55.7 | 23.3 | 32.4 | 46.1 | 36.0 | 10.1 | 41.4 | + 2.4 | 18 | 2.14 |
| Means | 29.801 | 69.3 | 34.1 | 35.2 | 58.0 | 43.5 | 14.5 | 50.3 | + 1.6 | 169 sum. | 22.13 sum. |