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30
METEOROLOGICAL OBSERVATIONS—1970
I am indebted to the Director of the National Maritime Museum
and, in particular, to Lieutenant-Commander D. W. Waters, R.N,.,
head of Department of Navigation and Astronomy, for the following
meteorological data for the year ended December, 1970—
Temperature
Highest screen temperature . 88° on 7th July
Lowest screen temperature 22° on 7th January
Maximum in January 51° on 11th and 21st
„ February 54° on 2nd, 21st and 22nd
„ November 62° on 2nd
„ December 54° on 4th and 19th
Rainfall
TOTAL 24.49 ins.
Highest Fall in 24 hours 1.23 ins. on 14th November
Driest Month 0.49 ins June
Wettest Month 5.46 ins. November
July 2
August 2
September 3
October 6
November 9
December 13
Sunshine
TOTAL FOR YEAR 1,432.2 hours
Sunniest day 13.9 hours on 21st June
Number of Days, without sun, 66, distributed as follows: —
January 14
February 4
March 7
April 2
May 3
June 1
Observations:
Average daily sunshine rose from 3.77 hours per day in 1969
to 3.92 in 1970 and total sunshine by 4.1% to 1,432.2 hours.
Sunless days numbered 66 indicating a reduction of 30 from
the previous year.
At 24.49 ins., the year's total rainfall was 4.04 ins. higher than
for 1969.