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 1923
[Report of the Medical Officer of Health for Harrow-on-the-Hill]
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METEOROLOGICAL OBSERVATIONS
TAKEN AT HARROW DURING THE YEAR ENDING DECEMBER 31st, 1923.
By J. PERCY BENNETTS, Engineer and Surveyor.
| Month | Hygrometer. | Temperature. | Rainfall | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Dr. Bulb | Wet Bulb | Max. | Miu. | Earth | Total Depth | Greatest • Fall in 24 Hours | No. of Days on which .01 or more fel l | |||
| 1 ft. | 4 ft. | Depth | Date | |||||||
| January. | ||||||||||
| Means | 38.61 | 37.74 | 47.09 | 34.16 | 39.38 | 44.29 | ... | ... | ... | ... |
| Highest | 49.00 | 48 00 | 54.00 | 46.00 | 43.00 | 45.00 | 1.45 | .33 | 0 | 14 |
| Lowest | 27.00 | 26.00 | 42.00 | 26 00 | 37'00 | 43.00 | ... | ... | ... | ... |
| February. | ||||||||||
| Means | 41.07 | 40.21 | 44 28 | 38.00 | 41.85 | 43.89 | ... | ... | ... | ... |
| Highest | 51 00 | 51.00 | 54.00 | 50.00 | 46.00 | 44.00 | 3.51 | .71 | 7 | 24 |
| Lowest | 29.00 | 29.00 | 40.00 | 26.00 | 39.00 | 43.00 | ... | ... | ... | ... |
| March | ||||||||||
| Neans | 41.80 | 40.77 | 50.25 | 38.64 | 4.5.93 | 44.12 | ... | ... | ... | ... |
| Highest | 54.00 | 52.011 | 67.00 | 49.00 | 48.00. | 45.00 | 2.35 | .76 | 12 | 15 |
| Lowest | 34.00 | 33.00 | 43.00 | 30.00 | 40.00 | 41.00 | ... | ... | ... | ... |
| April. | ||||||||||
| Means | 45.63 | 43 26 | 54.10 | 37.00 | 46.43 | 16.33 | ... | ... | ... | ... |
| Highest | 54.00 | 53.00 | 62.00 | 49.00 | 48.00 | 47.00 | 2.03 | .58 | 25 | 12 |
| Lowest | 36.00 | 31.00 | 46.00 | 31.00 | 43.00 | 45.00 | ... | ... | ... | ... |
| May. | ||||||||||
| Means | 48.93 | 42.51 | 59.84 | 43.38 | fl.96 | 4.1.03 | ... | ... | ... | ... |
| Highest | 63.00 | 57.00 | 80.00 | 55.00 | 56.00 | 50.00 | 2.10 | .61 | 28 | 21 |
| Lowest | 40.00 | 39.00 | 50 00 | 32.00 | 49.00 | 47 .00 | ... | ... | ... | ... |
| June. | ||||||||||
| Means | 54.23 | 51.43 | 62.36 | 48.20 | 54.43 | 51.50 | ... | ... | ... | ... |
| Highest | 63.00 | 61.00 | 76.00 | 57.00 | 59.00 | 54 00 | .38 | .10 | 15 | 9 |
| Lowest | 46.00 | 44.00 | 53.00 | 38 00 | 51.00 | 50.00 | ... | ... | ... | ... |
| July. | ||||||||||
| Means | 63.67 | 60.58 | 75.93 | 58.96 | 62.29 | 56.12 | ... | ... | ... | ... |
| Highest | 77.00 | 74.00 | 92.00 | 68.00 | 68.00 | 58.00 | 3.65 | 218 | 9 | 9 |
| Lowest | 55.00 | 52.00 | 65.00 | 48.00 | 58.00 | 53.00 | ... | ... | ... | ... |
| August. | ||||||||||
| Means | 59.13 | 56.32 | 71.25 | 52.80 | 61.16 | 59.32 | ... | ... | ... | ... |
| Highest | 70.00 | 66.00 | 87.00 | 6.2.00 | 66.0 | 60.00 | 1.80 | .48 | 29 | 10 |
| Lowest | 50.00 | 47.00 | 58.00 | 43 00 | 55.00 | 58.00 | ... | ... | ... | ... |