| home | Summary of the weather at Hampstead during 2001 | ||||||||||||||||||
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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-01 | 6.2 | 1.3 | 11.1 | 23 | 0.5 | 19 | 8.0 | 2 | -3.3 | 16 | -9.6 | 16 | 10 | 27 | 0 | 2 | 0 | 2 | |
| Feb-01 | 8.3 | 2.0 | 12.1 | 11 | 2.6 | 28 | 10.1 | 12 | -3.6 | 25 | -6.1 | 1 | 7 | 20 | 0 | 11 | 0 | 4 | |
| Mar-01 | 8.7 | 2.9 | 14.8 | 7 | 2.3 | 1 | 9.0 | 11 | -3.4 | 2 | -9.4 | 5 | 6 | 10 | 0 | 13 | 0 | 0 | |
| Apr-01 | 12.1 | 4.6 | 19.5 | 2 | 7.7 | 20 | 9.0 | 1 | -0.3 | 19 | -2.7 | 19 | 1 | 7 | 0 | 25 | 0 | 0 | |
| May-01 | 18.0 | 8.2 | 25.5 | 11 | 9.4 | 17 | 14.5 | 28 | 2.7 | 5 | -0.3 | 5 | 0 | 1 | 0 | 29 | 10 | 0 | |
| Jun-01 | 19.8 | 10.5 | 29.2 | 26 | 14.6 | 10 | 15.6 | 26 | 4.9 | 3 | -0.8 | 11 | 0 | 1 | 0 | 30 | 11 | 0 | |
| Jul-01 | 23.3 | 13.9 | 30.8 | 29 | 16.7 | 19 | 19.1 | 29 | 9.3 | 15 | 6.9 | 17 | 0 | 0 | 0 | 31 | 18 | 0 | |
| Aug-01 | 22.3 | 13.7 | 30.1 | 25 | 17.1 | 9 | 18.8 | 24 | 8.4 | 10 | 6.9 | 10 | 0 | 0 | 0 | 31 | 20 | 0 | |
| Sep-01 | 17.3 | 10.2 | 22.6 | 28 | 13.0 | 17 | 15.1 | 29 | 6.5 | 17 | 0.4 | 11 | 0 | 0 | 0 | 30 | 1 | 1 | |
| Oct-01 | 16.8 | 11.2 | 22.7 | 13 | 13.1 | 21 | 14.0 | 15 | 8.1 | 29 | 3.7 | 29 | 0 | 0 | 0 | 31 | 2 | 0 | |
| Nov-01 | 10.3 | 4.4 | 13.9 | 2 | 5.0 | 13 | 10.9 | 30 | -0.9 | 23 | -8.8 | 23 | 3 | 10 | 0 | 16 | 0 | 0 | |
| Dec-01 | 6.2 | 1.1 | 13.7 | 5 | 1.6 | 29 | 9.5 | 1 | -3.2 | 23 | -9.6 | 23 | 12 | 24 | 0 | 4 | 0 | 2 | |
| YEAR | 14.1 | 7.0 | 30.8 | 0.5 | 19.1 | -3.6 | -9.6 | 39 | 100 | 0 | 253 | 62 | 9 | ||||||
| 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-01 | 81.2 | 21.3 | 26 | 16 | 12 | 0 | 85.8 | 7.4 | 28 | 7 | 0 | 4 | 2 | 0 | 0 | 0 | 1 | 20 | |
| Feb-01 | 99.4 | 18.2 | 7 | 17 | 14 | 0 | 86.6 | 7.8 | 13 | 4 | 0 | 4 | 1 | 0 | 1 | 0 | <1 | 25 | |
| Mar-01 | 114.0 | 13.1 | 23 | 21 | 13 | 0 | 69.0 | 8.7 | 30 | 5 | 0 | 8 | 2 | 1 | 0 | 0 | 2 | 1 | |
| Apr-01 | 77.8 | 12.6 | 8 | 21 | 17 | 0 | 116.2 | 7.7 | 13 | 1 | 0 | 0 | 0 | 2 | 2 | 0 | 0 | ||
| May-01 | 45.3 | 10.9 | 16 | 7 | 6 | 0 | 212.2 | 13.1 | 12 | 2 | 9 | 0 | 0 | 3 | 0 | 0 | 0 | ||
| Jun-01 | 40.4 | 28.2 | 16 | 7 | 4 | 1 | 211.2 | 12.9 | 19 | 0 | 7 | 0 | 0 | 2 | 0 | 0 | 0 | ||
| Jul-01 | 44.3 | 20.5 | 17 | 12 | 8 | 0 | 184.2 | 11.7 | 3 | 0 | 4 | 0 | 0 | 1 | 0 | 0 | 0 | ||
| Aug-01 | 82.3 | 22.0 | 9 | 17 | 12 | 0 | 160.7 | 10.2 | 27 | 2 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | ||
| Sep-01 | 61.1 | 9.7 | 28 | 16 | 13 | 0 | 108.4 | 8.0 | 28 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| Oct-01 | 139.4 | 35.5 | 21 | 20 | 16 | 2 | 95.5 | 7.5 | 12 | 2 | 0 | 0 | 0 | 4 | 1 | 0 | 0 | ||
| Nov-01 | 63.7 | 35.5 | 7 | 16 | 7 | 1 | 76.6 | 6.5 | 5 | 6 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| Dec-01 | 27.8 | 8.6 | 4 | 15 | 6 | 0 | 85.9 | 6.2 | 31 | 3 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | ||
| YEAR | 876.7 | 35.5 | 185 | 128 | 4 | 1492.3 | 13.1 | 34 | 21 | 20 | 5 | 15 | 4 | 0 | 2 | ||||