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. | Wind. | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Dry Bulb. | Wet Bulb. | Max. | Min. | Earth. | Total Depth | Greatest Fall in 24 Hours. | No. of Days on which '01 or more fell. | Total Mileage of Wind | Prevailing Wind. | |||
1ft. | 4ft. | Depth | Date. | |||||||||
September. | ||||||||||||
Means | 58.7 | 57.06 | 72.2 | 50.02 | 61.76 | 58.63 | 0.53 | 0.35 | 29th | 3 | 3375 | s.w. |
Highest | 77 | 77 | 89 | 61 | 62 | 59 | .. | .. | .. | .. | .. | .. |
Lowest | 50 | 47 | 56 | 33 | 55 | 58 | .. | .. | .. | .. | .. | .. |
October. | ||||||||||||
Means | 54.5 | 52.76 | 60.23 | 49.3 | 54.64 | 72.77 | 2.90 | 0.59 | 29th | 13 | 4125 | N.E. |
Highest | 60 | 58 | 69 | 57 | 57 | 58 | .. | .. | .. | .. | .. | S.E. |
Lowest | 44 | 43 | 52 | 39 | 53 | 56 | .. | .. | .. | .. | .. | S.W. |
November. | ||||||||||||
Means | 34.53 | 42.4 | 50.8 | 39.03 | 49.0 | 54.26 | 2.04 | 0.36 | 24th | 18 | 5725 | S.W. |
Highest | 58 | 57 | 59 | 52 | 52 | 56 | .. | .. | .. | .. | .. | .. |
Lowest | 32 | 30 | 41 | 26 | 43 | 52 | .. | .. | .. | .. | .. | .. |
December. | ||||||||||||
Means | 44.16 | 42.38 | 46.16 | 39 | 45.70 | 51.90 | 2.26 | 0.79 | 6th | 15 | 9115 | S.W. |
Highest | 54 | 53 | 56 | 53 | 49 | 52 | .. | .. | .. | .. | .. | .. |
Lowest | 32 | 31 | 41 | 24 | 41 | 49 | .. | .. | .. | .. | .. | .. |