| home | Summary of the weather at Hampstead during 1978 | ||||||||||||||||||
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| Month | Mean Max | Mean Min | Hi Max | Date | Lo Max | Date | Hi Min | Date | Low Min | Date | GrassMin | Date | AirFrost | Grnd Frost | Max <0 | Max >10 | Max >21 | Fog | |
| degC | degC | degC | degC | degC | degC | degC | days | days | days | days | days | 09gmt | |||||||
| Jan-78 | 5.5 | 0.6 | 8.8 | 23 | 1.5 | 12 | 5.1 | 2 | -3.3 | 18 | -9.8 | 18 | 10 | 21 | 0 | 0 | - | ||
| Feb-78 | 5.2 | 0.2 | 13.8 | 23 | -1.2 | 11 | 8.1 | 25 | -6.9 | 11 | -10.9 | 12 | 15 | 20 | 3 | 0 | - | ||
| Mar-78 | 10.3 | 3.0 | 16.3 | 10 | 5.7 | 16 | 7.0 | 12 | -1.2 | 18 | -6.3 | 6 | 3 | 15 | 0 | 0 | - | ||
| Apr-78 | 9.7 | 2.8 | 16.4 | 24 | 5.2 | 13 | 6.8 | 2 | -3.0 | 11 | -6.4 | 13 | 6 | 12 | 0 | 0 | - | ||
| May-78 | 15.9 | 6.9 | 25.8 | 31 | 8.3 | 2 | 12.4 | 31 | 3.5 | 10 | -0.5 | 26 | 0 | 1 | 0 | 4 | - | ||
| Jun-78 | 18.4 | 10.0 | 25.5 | 4 | 12.3 | 15 | 14.4 | 3 | 6.2 | 27 | 0.5 | 15 | 0 | 0 | 0 | 8 | - | ||
| Jul-78 | 19.5 | 11.6 | 26.0 | 28 | 13.0 | 5 | 16.8 | 30 | 8.1 | 4 | 2.7 | 25 | 0 | 0 | 0 | 10 | - | ||
| Aug-78 | 19.6 | 11.7 | 24.1 | 19 | 12.7 | 31 | 14.5 | 20 | 6.4 | 31 | 0.1 | 31 | 0 | 0 | 0 | 8 | - | ||
| Sep-78 | 18.7 | 10.2 | 23.8 | 23 | 10.7 | 30 | 16.0 | 11 | 6.4 | 18 | -0.5 | 26 | 0 | 1 | 0 | 6 | - | ||
| Oct-78 | 15.8 | 8.2 | 24.2 | 11 | 10.4 | 17 | 12.7 | 11 | 3.5 | 18 | -1.2 | 4 | 0 | 3 | 0 | 2 | - | ||
| Nov-78 | 11.4 | 5.6 | 16.4 | 1 | 3.3 | 28 | 12.3 | 2 | -3.5 | 27 | -6.8 | 28 | 5 | 10 | 0 | 0 | - | ||
| Dec-78 | 6.8 | 2.1 | 13.1 | 10 | -1.5 | 31 | 9.2 | 11 | -3.8 | 23 | -7.7 | 1 | 12 | 14 | 1 | 0 | - | ||
| YEAR | 13.1 | 6.1 | 26.0 | -1.5 | 16.8 | -6.9 | -10.9 | 51 | 97 | 4 | 38 | ||||||||
| Month | Rainfall | WettestDay | Date | >0.2mm | >1mm | >25mm | Sunshine | Max Sun | Date | NoSun | >10h | Snow | SnowLying | Thunder | Hail | IcePellets | MostSnow | Date | |
| mm | mm | days | days | days | hours | hours | days | days | days | 0900gmt | days | days | days | cm | |||||
| Jan-78 | 90.2 | 24.9 | 11 | 16 | 14 | 0 | 43.4 | 6.4 | 20 | 13 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | ||
| Feb-78 | 48.0 | 10.2 | 4 | 11 | 11 | 0 | 46.9 | 5.9 | 17 | 8 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | ||
| Mar-78 | 74.8 | 14.0 | 15 | 18 | 17 | 0 | 107.9 | 9.5 | 30 | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| Apr-78 | 54.1 | 10.4 | 13 | 15 | 11 | 0 | 108.9 | 12.1 | 6 | 10 | 2 | 2 | 1 | 0 | 0 | 0 | 5 | 11 | |
| May-78 | 84.0 | 34.5 | 5 | 9 | 8 | 1 | 218.7 | 14.4 | 25 | 3 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| Jun-78 | 56.9 | 15.0 | 15 | 14 | 10 | 0 | 171.5 | 14.2 | 19 | 2 | 5 | 0 | 0 | 2 | 0 | 0 | 0 | ||
| Jul-78 | 59.0 | 38.8 | 31 | 16 | 10 | 1 | 151.0 | 14.2 | 25 | 5 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| Aug-78 | 55.3 | 12.8 | 2 | 12 | 11 | 0 | 168.6 | 12.6 | 18 | 2 | 5 | 0 | 0 | 1 | 0 | 0 | 0 | ||
| Sep-78 | 22.3 | 6.0 | 28 | 10 | 7 | 0 | 157.7 | 10.7 | 16 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| Oct-78 | 7.3 | 3.0 | 17 | 5 | 3 | 0 | 105.5 | 9.0 | 7 | 4 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | ||
| Nov-78 | 14.5 | 4.2 | 12 | 6 | 5 | 0 | 80.1 | 7.4 | 16 | 6 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| Dec-78 | 146.4 | 23.0 | 10 | 20 | 19 | 0 | 35.5 | 5.2 | 19 | 14 | 0 | 5 | 2 | 2 | 0 | 0 | 10 | 31 | |
| YEAR | 712.8 | 38.8 | 152 | 126 | 2 | 1352.3 | 14.4 | 59 | 29 | 12 | 3 | 6 | 0 | 0 | 10 | ||||