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
Croydon 1915
[Report of the Medical Officer of Health for Croydon]
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TABLE XII METEOROLOGICAL RECORD—YEAR 1915.
| Months | Temperature of Air during the Month. | Mean Temperature of Air. | Difference from average 50 years at Greenwich. | Mean Temperature of Ground at 4-ft. | Mean Temperature of the Dew Point. | Mean Tensional Difference between Ground and Dew Point at 9 a.m. and 3 p.m. | Rainfall. | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Highest. | Lowest. | Mean of | No. of Days on which Rain fell. | Amount collected in Inches. | Difference from average 90 years at Greenwich | |||||||
| All Highest. | All Lowest. | |||||||||||
| January | 54° | 20° | 43°.9 | 35°.5 | 39°.7 | + 1°.2 | 42°.9 | 37°.1 | in. .066 | 16 | in. 3.83 | in. + 2.04 |
| February | 51° | 25° | 46°.0 | 34°.9 | 40°.4 | + 0°.9 | 41°.3 | 38°.2 | .051 | 21 | 4.81 | + 3.28 |
| March | 61° | 23° | 49°.2 | 35°.5 | 42°.3 | + 0°.6 | 42°.0 | 39°.7 | .055 | 12 | .62 | - .89 |
| April | 75° | 30° | 57°.3 | 38°.9 | 48°.l | + 0°.9 | 43°.6 | 44°.4 | .049 | 10 | 1.52 | — .08 |
| May | 82° | 35° | 67°.7 | 45°.3 | 56°.5 | + 3°.4 | 49°.4 | 52°.6 | .074 | 8 | 3.31 | + 1.44 |
| June | 85° | 39" | 72°.7 | 49°.3 | 61°.0 | + l°.6 | 54°.8 | 57°.1 | .061 | 7 | .53 | — 1.50 |
| July | 87° | 47° | 71°.6 | 53°.4 | 62°.5 | 0° .0 | 57°.5 | 58°0 | .052 | 15 | 3.34 | + .93 |
| August | 79° | 44° | 72°.3 | 53°-3 | 62° 8 | + l°-2 | 58°-1 | 59° 1 | 053 | 11 | 2.60 | + .22 |
| September | 80° | 35° | 70°.3 | 49°.l | 59°.7 | + 2°.5 | 56°.2 | 59°.4 | .085 | 7 | 2.40 | + .20 |
| October | 68° | 32° | 57°.8 | 44°.4 | 51°.1 | + 1°.1 | 52°.9 | 47°.5 | .077 | 13 | 2.47 | — .26 |
| November | 580 | 22° | 46°.5 | 34°.5 | 40°.5 | — 2°.7 | 47°.0 | 38°.0 | .100 | 8 | 2 .64 | + .35 |
| December | 56° | 28° | 48°.4 | 38°.9 | 43°.6 | + 3°.9 | 43°.9 | 42°.1 | .041 | 24 | 5.34 | + 3.40 |
| Means and Totals for the Year. | 87° | 20° | 58°.9 | 42°.7 | 50°.7 | + 1°.2 | 49°.1 | 47°.8 | .064 | 152 | 33.41 | + 9.13 |
| The Rainfall for the Year was 7.31 inches above | and the number of days on | which rain fell 11 below the average | of 50 | |||||||||
| years at Croydon. | GEO. | CORDEN, F.R. Met. Soc., Croydon. | ||||||||||