London's Pulse: Medical Officer of Health reports 1848-1972
View report page
Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
Croydon 1921
[Report of the Medical Officer of Health for Croydon]
This page requires JavaScript
TABLE VII.
METEOROLOGICAL RECORD-YEAR 1921.
Rain Gauge 5-in. in diameter, 1-ft. above ground, 146-ft. above sea level Temperature taken in the shade of a Stevenson's Screen, 4-ft. from the ground. The Ground Thermometer is suspended in an iron tube, the bulb being 4-ft. below the ground level.
| Months 19.21. | Temperature of Air during 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 p.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 | |||||||
| AU Highest. | All Lowest. ! | |||||||||||
| January | 67° | 29° | 50°.1 | 41° 2 | 45°.8 | + 7°.1 | 45°.6 | 45°.0 | in -.006 | 18 | in. 1.68 | in. -0.11 |
| February | 62° | 26° | 47°.8 | 34°.3 | 41°.0 | + 1°.6 | 43°.9 | 40°.0 | -.040 | 5 | 0.12 | -.1.41 |
| March | 69° | 28° | 53°.9 | 37°.6 | 45°.7 | + 4°.0 | 41°.7 | 45°.6 | +.010 | 13 | 1.14 | - 0.37 |
| April | 74° | 29° | 59°.1 | 38°.1 | 48°.6 | + l°.2 | 47°.0 | 48°.1 | +.013 | 10 | 1.41 | -.0.19 |
| May | 80° | 35° | 66°.0 | 45° 0 | 55° 5 | + 2°.3 | 51°.0 | 55°.3 | +.063 | 14 | 1.30 | - 0.58 |
| June | 86° | 38° | 71°8 | 49°.4 | 60°.6 | + 1°.1 | 55°.7 | 59°.7 | + .068 | 3 | 0.14 | -1.89 |
| July | 93° | 46° | 80° 5 | 55° 9 | 68° 2 | + 5°.6 | 60°.6 | 67°.0 | +.132 | 2 | 0.09 | -2.32 |
| August | 82° | 42° | 71°.0 | 53°.9 | 62°.4 | +0°.8 | 61°.3 | 61°.8 | + .009 | 10 | 1.08 | -1.30 |
| September | 85° | 38° | 70° 2 | 48°.7 | 59°.4 | + 2°.4 | 59°.1 | 59°.4 | +.006 | 7 | 1.47 | -0.73 |
| October | 82° | 31° | 66°.5 | 46°.8 | 56°.6 | + 7°.2 | 55°.6 | 55°.7 | +.001 | 7 | 0.57 | -21.6 |
| November | 58° | 21° | 45°.1 | 32°.3 | 38°.7 | -4°.7 | 48°.8 | 38°.7 | -.110 | 9 | 1.85 | -0.44 |
| December | 58° | 29° | 49°.3 | 39°.1 | 44°.2 | + 4°.5 | 45°.7 | 41°.3 | -.047 | 15 | 1.04 | -0.90 |
| Means and Totals for Year. | 93° | 21° | 60°.9 | 43°.5 | 52°.2 | + 2°.7 | 51°.5 | 51°.4 | +.008 | 113 | 11.95 | -12.40 |
The Rainlall for the Year 1921 was 14 38 inches below the average of 50 years at Croydon, and the number of days on
which rain fell was 49 below the average. H. CORDEN,
Croydon.