London's Pulse: Medical Officer of Health reports 1848-1972
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Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
Leyton 1935
[Report of the Medical Officer of Health for Leyton]
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TABLE
| 1935 | Cloud. | Rain and other forms of Precipitation. | Weather Number of days of | Wind. Number of Observations at 9 a.m., 3 p.m.. and 9 p.m. | |||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean of Observations of amount at 9 a.m. and 9 p.m. (Scale 0-10.) | Total Fall. | Difference from Average.† | Most in a Day. | Precipitation (0.2 mm and above). | Precipitation (1 mm. and above). | Snow. | Hail. | Thunderstorm. | Persistently Clear. | Generally Clear.1 | Generally Overcast.* | Persistently Overcast. | Fog at 9 a.m. | Gale. | Force. | Direction. | |||||||||||
| Amount. | Day of Month. | Gale | Moderate and Strong Wind | Calm. | N. | N.E. | E. | S.E. | S. | S.W. | W. | N.W. | |||||||||||||||
| January | 8.5 | mm. 30 | mm. — 13 | mm. 7 | 26 | 15 | 8 | 6 | 0 | 0 | 0 | 0 | 21 | 2 | 9 | 0 | 0 | 92 | 1 | 31 | 11 | 3 | 0 | 5 | 14 | 12 | 16 |
| February | 7.7 | 55 | + 15 | 10 | 27 | 16 | 12 | 3 | 0 | 0 | 0 | 2 | 15 | 0 | 1 | 0 | 0 | 84 | 0 | 3 | 14 | 2 | 1 | 9 | 33 | 18 | 4 |
| March | 6.9 | 15 | — 29 | 6 | 17 | 7 | 4 | 2 | 0 | 0 | 1 | 1 | 14 | 0 | 5 | 0 | 0 | 92 | 1 | 5 | 14 | 14 | 6 | 12 | 19 | 15 | 7 |
| April | 7.5 | 75 | + 38 | 12 | 7 | 21 | 17 | 2 | 4 | 1 | 0 | 0 | 15 | 3 | 2 | 0 | 0 | 90 | 0 | 18 | 6 | 3 | 4 | 16 | 24 | 14 | 5 |
| May | 6.7 | 38 | — 6 | 13 | 24 | 10 | 7 | 1 | 1 | 0 | 0 | 3 | 13 | 1 | 0 | 0 | 0 | 93 | 0 | 19 | 38 | 17 | 5 | 6 | 5 | 2 | 1 |
| June | 6.1 | 71 | + 20 | 18 | 9 | 19 | 15 | 0 | 0 | 6 | 0 | 5 | 11 | 1 | 0 | 0 | 0 | 90 | 0 | 1 | 1 | 12 | 8 | 20 | 40 | 8 | 0 |
| July | 5.0 | 14 | — 43 | 8 | 1 | 5 | 3 | 0 | 0 | 2 | 0 | 6 | 6 | 0 | 0 | 0 | 0 | 93 | 0 | 11 | 9 | 18 | 7 | 5 | 13 | 23 | 7 |
| August | 5.1 | 55 | — 1 | 19 | 30 | 7 | 6 | 0 | 0 | 2 | 0 | 3 | 10 | 0 | 0 | 0 | 0 | 93 | 0 | 8 | 8 | 5 | 6 | 14 | 32 | 15 | 5 |
| September | 6.1 | 74 | + 29 | 15 | 29 | 19 | 13 | 0 | 0 | 1 | 0 | 1 | 10 | 0 | 0 | 1 | 0 | 90 | 0 | 5 | 2 | 5 | 10 | 12 | 38 | 15 | 3 |
| October | 5.9 | 65 | + 1 | 21 | 3 | 14 | 9 | 0 | 0 | 0 | 0 | 3 | 9 | 1 | 3 | 0 | 0 | 93 | 0 | 9 | 2 | 2 | 4 | 15 | 39 | 20 | 2 |
| November | 7.1 | 92 | + 34 | 16 | 7 | 19 | 16 | 0 | 1 | 1 | 0 | 1 | 12 | 1 | 4 | 0 | 0 | 90 | 0 | 3 | 7 | 7 | 4 | 29 | 27 | 11 | 2 |
| December | 6.9 | 64 | + 7 | 12 | 30 | 20 | 15 | 2 | 0 | 0 | 0 | 4 | 15 | 2 | 9 | 0 | 0 | 91 | 2 | 9 | 12 | 5 | 7 | 12 | 20 | 24 | 2 |
| Year | 6.6 | 648 | + 52 | 21 | Oct.3 | 172 | 125 | 16 | 6 | 13 | 1 | 29 | 151 | 11 | 33 | 1 | 0 | 1091 | 4 | 122 | 124 | 93 | 62 | 155 | 304 | 177 | 54 |
* A day is reckoned as "generally clear" if the average of the estimates of the fraction of sky covered by cloud at 9 a.m., 3 p.m.. and 9 p.m. is less than .2, and as "generally overcast" if the
average is greater than .8. Days persistently cloudless and days persistently overcast refer to the period midnight to midnight.