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
Harrow 1921
[Report of the Medical Officer of Health for Harrow-on-the-Hill]
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33
METEOROLOGICAL OBSERVATIONS
TAKEN AT HAEEOW DUEING THE YEAE ENDING
DECEMBEE 31st, 1921.
By J. PERCY BENNETTS, Engineer and Surveyor.
| Month | Hygrometer. | Temperature. | Rainfall | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Dry Bulb | Wet Bulb | Max. | Mill. | Earth | Total Depth | Greatest Fall in 24 Hours | No. of Days on which •01 or more fell | |||
| 1ft. | 4 ft. | Depth | Date | |||||||
| January. | ||||||||||
| Means | 44.19 | 43.25 | 50.45 | 40.41 | 44.16 | 45.83 | 2.97 | |||
| Highest | 53.00 | 51.00 | 55.00 | 52.00 | 47.00 | 47.00 | .55 | 7 | 23 | |
| Lowest | 29.00 | 28.00 | 42.00 | 24.00 | 39.00 | 40.00 | ... | ... | ... | |
| February. | ||||||||||
| Means | 37.89 | 36.64 | 48.21 | 34.32 | 40.96 | 44.89 | ... | ... | ... | ... |
| Highest | 47.00 | 45.00 | 79.00 | 44.00 | 44.00 | 46.00 | .14 | .09 | 26 | 5 |
| Lowest | 30.00 | 27.00 | 40.00 | 26.00 | 39.00 | 44.00 | ... | ... | ... | ... |
| March | ||||||||||
| Means | 43.84 | 41.87 | 54.56 | 36.64 | 40.99 | 45.13 | ... | ... | ... | ... |
| Highest | 50.00 | 49.00 | 66.00 | 46.00 | 46.00 | 46.00 | 1.37 | .30 | 6 | 13 |
| Lowest | 34.00 | 32.00 | 40.00 | 25.00 | 40.00 | 45.00 | ... | ... | ... | ... |
| April. | ||||||||||
| Means | 45.16 | 42 90 | 57.26 | 11.56 | 45.40 | 16.00 | ... | ... | ... | ... |
| Highest | 58.00 | 56.00 | 72.00 | 6000 | 50.00 | 47.00 | 1.13 | .39 | 13 | 8 |
| Lowest | 35.00 | 33.00 | 38.00 | 30.0C | 32.00 | 40.00 | ... | ... | ... | ... |
| May. | ||||||||||
| Means | 53.29 | 50.2.2 | 64.83 | 55.80 | 53.54 | 48.93 | ... | ... | ... | ... |
| Highest | 65.00 | 60.00 | 76.00 | 66.00 | 59.00 | 53.00 | .98 | .15 | 3 | 14 |
| Lowest | 40.00 | 39.00 | 46.00 | 45.00 | 48.00 | 47.00 | ... | ... | ... | ... |
| June. | ||||||||||
| Means | 58.43 | 54.80 | 70.60 | 59.10 | 58.53 | 53.93 | ... | ... | ... | ... |
| Highest | 69.00 | 64.00 | 85.00 | 65.00 | 62.00 | 56.00 | .12 | .06 | 3 | 4 |
| Lowest | 54.00 | 48.00 | 61.00 | 51.00 | 56.00 | 53.00 | ... | ... | ... | ... |
| July. Means | 65.06 | 61.09 | 78.90 | 64.19 | 64.06 | 54.80 | ... | ... | ... | ... |
| Highest | 75.00 | 71.00 | 91.00 | 75.00 | 67.00 | 60.00 | 25 | .07 | 80 | 6 |
| Lowest | 54.00 | 52 00 | 64.00 | 56.00 | 59.00 | 56.00 | ... | ... | ... | ... |
| August. | ||||||||||
| Means | 59.54 | 58.32 | 71.32 | 60.12 | 61.80 | 60.00 | ... | ... | ... | ... |
| Highest | 67.00 | 66.00 | 81.00 | 69.00 | 65.00 | 60.00 | 2.38 | 1.04 | 23 | 8 |
| Lowest | 51.00 | 50.00 | 63.00 | 49.00 | 58.00 | 60.00 | ... | ... | ... | ... |