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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Table 54
ATMOSPHERIC CONDITIONS IN 1969
January | February | March | April | May | June | July | August | September | October | November | December | Average or actual | ||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Temperature—1 Mean | C | 6.4 | 2.3 | 4.5 | 8.5 | 12.1 | 14.3 | 17.9 | 16.9 | 14.7 | 13.1 | 6.3 | 3.7 | 10.1 |
Rainfall Total2 | in. | 1.96 | 1.85 | 2.32 | 0.28 | 1.45 | 1.11 | 3.37 | 2.36 | 0.21 | 0.16 | 2.57 | 1.53 | 19.17 |
Per cent. of averages | 118 | 101 | 150 | 33 | 116 | 60 | 121 | 164 | 6 | 7 | 128 | 80 | 90 | |
Sunshine—1 Daily mean | hrs. | 1.17 | 2.52 | 2.11 | 6.85 | 5.34 | 8.84 | 7.27 | 4.91 | 3.97 | 3.85 | 2.35 | 0.53 | 4.1 |
Per cent. of average | 79 | 112 | 58 | 128 | 83 | 124 | 114 | 81 | 84 | 122 | 133 | 41 | 97 | |
Wind—1 NE/E/SE | % | 18 | 36 | 74 | 29 | 26 | 35 | 16 | 19 | 48 | 13 | 7 | 27 | 29 |
S/SW/W | °/ | 74 | 27 | 19 | 50 | 57 | 41 | 40 | 38 | 28 | 55 | 66 | 42 | 44 |
NW/N/Calm | % | 8 | 37 | 7 | 21 | 17 | 24 | 44 | 43 | 24 | 32 | 27 | 31 | 27 |
Atmospheric pollution Creekside Depot Water insol. matter | tpm | 14.60 | 64.97 | 85.98 | 42.08 | 45.47 | 28.53 | 39.81 | 16.26 | 26.57 | 13.66 | 56.17 | 76.73 | 42.57 |
Water sol. matter | tpm | 7.41 | 12.51 | 13.24 | 5.99 | 14.62 | 12.17 | 12.97 | 9.43 | 7.41 | 5.33 | 11.06 | 11.44 | 10.30 |
* | 117 | 117 | 78 | 60 | 68 | 37 | 48 | 54 | 62 | 85 | 109 | 141 | 81 | |
Sulphur, daily average | * | 203 | 296 | 274 | 133 | 138 | 149 | 140 | 123 | 105 | 112 | 116 | 230 | 168 |
* | 51 | 84 | 57 | 32 | 22 | 19 | 26 | 28 | 34 | 44 | 50 | 82 | 44 | |
Sulphur, daily average | * | 167 | 256 | 236 | 104 | 112 | 131 | 118 | 98 | 111 | 96 | 95 | 195 | 143 |
* | 85 | 114 | 116 | 63 | 46 | 52 | 66 | 85 | 84 | 145 | Defective | 123 | 89 | |
Sulphur, daily average | * | 222 | 330 | 344 | 352 | 161 | 198 | 214 | 210 | 219 | 317 | Meter | 275 | 258 |
* | 65 | 136 | 103 | 35 | 54 | 36 | 42 | 49 | 51 | 63 | 97 | 140 | 73 | |
Sulphur, daily average | * | 226 | 342 | 362 | 151 | 153 | 185 | 163 | 123 | 135 | 151 | 140 | 276 | 201 |
Weather Summary ... | Dull and mild | Cold with heavy snow | Cold and dull | Sunny but cold | Dull, wet and thundery | Sunny, heavy rain at times | Sunny, some heavy rain | Changeable with thundery spells | Very dry | Unusually warm and very dry | Sunny cold some heavy rain & snow | Cold and dull |
Notes— 1 Kew; * Lewisham; tpm: Tons per square mile per month; * microgrammes per cubic metre