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 Harrow-on-the-Hill]
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Meteorological Observations
Month | Hygrometer | Temperature. | Rainfall | |||||||
---|---|---|---|---|---|---|---|---|---|---|
Dry Bulb | Wet Bulb | Max. | Min. | Earth | Total Depth | Greatest Fall in '24 Hours. | No. of days on which .01 or more fell. | |||
1ft. | 4ft. | Depth | Date | |||||||
September. | ||||||||||
Means | 55.36 | 54.23 | 68.50 | 57.20 | 57.70 | 59.40 | ... | ... | ... | ... |
Highest | 64.00 | 63.00 | 84.00 | 66.00 | 60.00 | 60.00 | 2.65 | 2.05 | 11 | 7 |
Lowest | 42.00 | 42.00 | 56.00 | 47.00 | 50.00 | 59.00 | ... | ... | ... | ... |
October. | ||||||||||
Means | 52.90 | 52.12 | 66.03 | 54.83 | 54.58 | 57.29 | ... | ... | ... | ... |
Highest | 67.00 | 65.00 | 82.00 | 67.00 | 59.00 | 58.00 | .84 | .42 | 19 | 7 |
Lowest | 39.00 | 38.00 | 48.00 | 41.00 | 48.00 | 56.00 | ... | ... | ... | ... |
November. | ||||||||||
Means | 38.16 | 37.40 | 45.56 | 36.10 | 43.83 | 52.36 | ... | ... | ... | ... |
Highest | 56.00 | 55.00 | 57.00 | 52.00 | 51.00 | 55.00 | 1.67 | .39 | 2 | 9 |
Lowest | 28.00 | 28.00 | 38.00 | 23.00 | 40.00 | 50.00 | ... | ... | ... | ... |
December. | ||||||||||
Means | 42.54 | 41.67 | 49.87 | 37.22 | 41.97 | 47.77 | ... | ... | ... | ... |
Highest | 55.00 | 50.00 | 56.00 | 48.00 | 45.00 | 48.00 | 1.32 | .23 | 14 | 14 |
Lowest | 28.00 | 27.00 | 41.00 | 28.00 | 39.00 | 47.00 | ... | ... | ... | ... |