Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
[Report of the Medical Officer of Health for Heston and Isleworth]
This page requires JavaScript
TABLE IX (c)
1956 - 1960
Relative average frequency of wind direction
Average number of calm days per annum - 70
40
TABLE IX (b)
HIND DIRECTION
(Sum. of Daily Records, 52 weeks)
N. | 29 days |
N.N.E. | 10 days |
N.E. | 28 days |
E.N.E. | 10 days |
E. | 30 days |
E.S.E. | 8 days |
S.E. | 19 days |
S.S.E. | 2 days |
S. | 16 days |
S.S.W. | 13 days |
S.W. | 66 days |
w.s.w. | 24 days |
w. | 45 days |
w.N.W. | 6 days |
N.W. | 12 days |
N.N.W. | 9 days |
Calm | 39 days |