[Report of the Medical Officer of Health for Croydon] page 27

Croydon 1931

[Report of the Medical Officer of Health for Croydon]

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27
Table IV.
METEOROLOGY.
I am indebted to Mr. H. W. Corden for the information
contained in the tables below.

Table: METEOROLOGICAL. RECORD—YEAR 1931.Rain Gauge 5-in. in diameter, 1-ft. above ground, 146-ft. above sea level Temperature taken in the shade ot a Stevenson's Screen,4-ft.from the ground. The Ground Thermometer is suspended in an iron tube, thebulb being 4-ft. belowthe level of the ground.

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METEOROLOGICAL. RECORD—YEAR 1931.

Rain Gauge 5-in. in diameter, 1-ft. above ground, 146-ft. above sea level Temperature taken in the shade ot a Stevenson's Screen,4-ft.from the ground. The Ground Thermometer is suspended in an iron tube, thebulb being 4-ft. belowthe level of the ground.

Months 1031.	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 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 50 years at Greenwich
	Highest.	Lowest.	All Highest.	All Lowest.						No. of Days on which Rain fell.	Amount collected in Inches.	Difference from average 50 years at Greenwich
									in.		in.	in.
January	52°	24°	42°.7	34°.1	38°.4	— 0°.1	43°.9	37°.0	—.062	21	1.63	—0.16
February	54°	28°	44°.6	34°.3	39°.4	— 0°.1	42°.3	36°.8	—.049	17	1.50	— 0.03
March	69°	20°	48°.8	34°.0	41°.4	— 0°.3	41°.6	36°.6	—.040	6	0.37	— 1.14
April	67°	33°	54°.4	40°.4	47°.4	+ 0°.2	45°.5	42°.9	—.027	16	4.52	+ 2.92
May	77°	39°	62°.9	46°.4	54°.6	+ 1°.5	49°.0	49°.8	—.012	13	2.57	+ 0.69
June	81°	43°	70°.0	52°	61°.0	+ 1°.6	53°.9	54°.5	+.008	10	1.91	— 0.12
July	77°	45°	69°.4	59°.9	64°.0	+ 2°.1	57°.4	56°.6	—.012	16	2.47	+ 0.06
August	78°	40°	67°.1	51°.6	59°.3	— 2°.3	58°.0	55°.3	—.040	19	4.37	+ 1.99
September	70°	36°	60°.8	46°.2	53°.5	— 3°.7	55°.9	50°.1	—.080	11	1.60	—0.60
October	67°	24°	56°.6	41°.5	49°.0	— 1°.0	54°.1	46°.3	—.096	5	0.69	— 2.04
November	61°	31°	51°.4	41°.8	46°.6	+ 3°.4	50°.0	44°.1	—.068	11	3.03	+ 0.74
December	59°	23°	45°.6	37°.8	41°.7	+ 2°.0	47°.2	39°.0	—.082	9	0.49	1.45
Means and Totals for Year.	81°	20°	56°.1	43°.3	49°.7	+ 0°.3	49°.9	45°.7	—.046	154	25.15	+ 0.86

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Croydon 1931

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Table: METEOROLOGICAL. RECORD—YEAR 1931.Rain Gauge 5-in. in diameter, 1-ft. above ground, 146-ft. above sea level Temperature taken in the shade ot a Stevenson's Screen,4-ft.from the ground. The Ground Thermometer is suspended in an iron tube, thebulb being 4-ft. belowthe level of the ground.