Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
Report on vital statistics and sanitary work for the year 1894
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TABLE VII. Meteorology for 1894, as observed at Greenwich. Compiled from the Registrar-General's Weekly Returns.
Quarters. | Year. | |||||
---|---|---|---|---|---|---|
1 | 2 | 3 | 4 | Means. | Totals. | |
Barometer.—Mean | 29.798 | 29.768 | 29.805 | 29.815 | 29.796 | — |
Total Oscillation | 24.59 | 13.2 | 12.23 | 23.11 | — | 73.05 |
Thermometer—Mean | 41.2 | 53.2 | 55.5 | 46.7 | 49.1 | — |
Absolute Maximum | 68.0 | 82.1 | 86.0 | 64.9 | 86.0 | | Absolute Headings |
,, Minimum | 12.8 | 32.3 | 33.3 | 30.3 | 12.8 | |
Mean Daily Range | 12.9 | 19.4 | 16.5 | 10.4 | 14.8 | — |
Sunshine.—Hours recorded . | 237.6 | 386.7 | 308.3 | 119.0 | _ | 1,051.6 |
“Possible” Record | 911.7 | 1,391.5 | 1,311.2 | 831.8 | — | 4,446.2 |
Percent. of “Possible” recorded | 26.6 | 27.7 | 23.5 | 14.3 | — | 23.6 |
No. of days of record | 62 | 83 | 72 | 51 | — | 268 |
Humidity.—Mean | 82 | 76 | 81 | 86 | 81 | — |
Rainfall, &o.—Total | 5.38 | 4.57 | 7.56 | 8.93 | _ | 26.44 |
No. of days of fall | 46 | 43 | 53 | 52 | — | 194 |
„ „ Snow | 5 | _ | _ | — | — | 5 |
„ with Fog | 18 | 2 | 15 | 20 | — | 55 |
„ „ Thunder | — | 6 | 10 | 3 | — | 19 |
„ „ Lightning | — | — | 4 | 5 | — | 9 |
„ „ Hail | 2 | 4 | 1 | — | — | 7 |
Hoar frost observed | 16 | 2 | — | 5 | — | 23 |
Wind.—Mean direction | S.W. | S.W. | S.W.& N.E. | S.W. & N.E. | s.w. | |
Mean Hourly Velocity | 15.4 | 11.4 | 10.3 | 12.1 | 12.3 | — |
No. of observations of calm | 6 | ? | ? | 18 | — | ? |