London's Pulse: Medical Officer of Health reports 1848-1972

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Leyton 1935

[Report of the Medical Officer of Health for Leyton]

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10
METEOROLOGICAL CONDI LIONS, 1935.
Temperature.
Mean temperature of the year, 51.3 deg., 1.1 deg. above
normal. Warmest month, July; mean temperature, 66.9 deg.,
3.4 deg. above normal. Coldest month, December; mean temperature,
35.8 deg., 4.1 deg. below normal. Extreme maximum
for the year, 91 deg., on 22nd August. Extreme minimum lor the
year, 22 deg., on 23rd December. Extreme maximum in the sun's
rays, 147 deg., on August 11. Extreme minimum on the grass,
13 deg., on 23rd December. Highest daily mean temperature,
22nd August, 74.8 deg., 13.7 deg. above normal. Lowest daily
mean temperature, 23rd December, 24.7 deg., 13.5 deg. below
normal. Greatest daily range of temperature, 10th July, 34.0 deg.
(53.1 deg. to 87.1 deg.). Months with mean temperature below the
average of 1841-1930, May and December; equal to the average,
October; above the average, all the rest.
Rainfall.
Total amount, 23.8in.; average for the year (1815-1914),24.3in.
Number of days yielding at least 0.01 in., 1(59; normal for the year,
103. Wettest month, November, 3.0 in.; driest month, July,
0.5 in. Largest daily fall, 24th August, 0.78 in. Months with
rainfall above the average, Eebruary, April, June, September,
November; below the average, January, March, May, July, August,
October, December.
Sunshine.
Average daily duration, 3 hours 54 minutes, representing
7 minutes a day less than the normal (1901-1930). Number of
days with measurable sunshine, 284. Longest daily duration,
24th June, 14 hours 54 minutes (90 per cent. of the maximum
possible). Sunniest week, 23rd-29th June; mean daily duration
11 hours 5 minutes (07 per cent. of the maximum possible). Sunniest
fortnight, 23rd June-6th July, mean daily duration, 9 hours
34 minutes (58 per cent. of the maximum possible). Months with
sunshine in excess of the normal, Juno, July, September, October;
in defect of the normal, all the rest.
Notes.
The most boisterous day of 1935 was 16th February, when the
total travel of the wind past the anemometer was 743 miles, representing
an average speed of 31 miles per hour. On the same
date the maximum wind pressure for the year was attained, this