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 Lewisham Borough]
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Weather conditions in 1950
Table 19
Month | Air temperature | Rainfall | Remarks | Average values 1881-1915 | Lewisham Town Hall— Air temperature | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Highest °F | Lowest °F | Difference from average daily mean °F | Percentage of average | No. of days difference from average | Sunshine-percentage of average | Daily mean temperature °F | Total rainfall mm. | No. of days | Daily sunshine hrs. | ||||
Highest | Low/ est | ||||||||||||
January | 57 | 15 | + 0.3 | 40 | —8 | 77 | Dry and dull. | 39.4 | 56 | 16 | 1.68 | 53 | 27 |
February | 63 | 18 | + 3.4 | 212 | + 3 | 105 | Unsettled and excessively wet. | 40.1 | 52 | 15 | 2.64 | 60 | 30 |
March ... | 67 | 17 | + 3.8 | 46 | —5 | 117 | Mainly mild and dry. | 42.1 | 52 | 15 | 3.94 | 60 | 27 |
April | 68 | 27 | + 0.5 | 137 | + 3 | 116 | Unsettled and wet. | 46.7 | 43 | 13 | 5.65 | 63 | 34 |
May | 77 | 30 | -0.1 | 92 | —2 | 94 | Changeable. | 52.2 | 45 | 13 | 6.90 | 78 | 42 |
June | 92 | 39 | + 4.1 | 79 | —3 | 126 | Warm & sunny. | 57.7 | 48 | 11 | 7.20 | 94 | 50 |
July | 86 | 40 | + 0.9 | 140 | + 2 | 103 | Unsettled and wet. | 61.1 | 55 | 13 | 6.96 | 82 | 54 |
August ... | 83 | 40 | + 0.7 | 126 | + 2 | 107 | Unsettled and thundery. | 60.9 | 59 | 14 | 6.48 | 84 | 52 |
September | 74 | 31 | —0.5 | 138 | + 9 | 80 | Excessively wet. | 57.3 | 54 | 13 | 5.43 | 73 | 45 |
October | 75 | 23 | —0.3 | 22 | —9 | 103 | Dry. | 50.8 | 88 | 17 | 3.44 | 66 | 36 |
November | 59 | 20 | + 0.1 | 191 | + 4 | 100 | Excessive rainfall. | 44.9 | 78 | 17 | 2.15 | 57 | 34 |
December | 54 | 15 | -6.2 | 72 | —3 | 98 | Excessively cold and snowy. | 41.3 | 79 | 18 | 1.44 | 51 | 27 |