Common information

Country
Belgium
Population
18 802

Weather, climate, temperature by months in Aalter

Season Autumn Winter Spring Summer
Month Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Year
Record high, °C 29 26 22 21 15 19 22 26 30 30 33 35 35
Average high, °C 18 14 9 7 6 5 10 12 16 19 22 22 13
Average temperature, °C 15 11 7 6 4 3 7 9 13 16 18 18 11
Average low, °C 12 8 5 3 2 1 4 6 10 12 15 14 8
Record low, °C 4 -3 -6 -7 -20 -12 -6 -4 2 4 7 6 -20
Rain, days 18 19 19 18 19 12 19 18 20 19 16 17 214
Snow, days 0 0 1 1 3 3 2 1 0 0 0 0 11
Fog, days 7 10 9 9 8 8 8 6 5 3 3 5 81
Thunderstorms, days 0 0 0 0 0 0 0 0 1 1 2 1 5
Average precipitation, mm. 66 81 81 75 62 45 57 49 56 65 67 66 770
Relative humidity, % 78 82 86 89 87 88 86 82 79 81 82 81 83
Relative humidity morning, % 89 89 88 86 86 87 86 84 83 83 83 86 86
Relative humidity evening, % 64 68 77 81 78 72 63 56 55 59 57 55 65
Wind speed, km/h 12 16 16 19 17 9 14 14 9 8 9 9 13
Day Length, часов 13 11 10 9 9 11 13 15 16 17 17 15 13
Dew point, °C 11 8 5 3 1 0 2 3 7 10 12 12 74
Growing degree-day, °C 158 52 0 0 0 0 0 0 103 183 267 258 1022
Solar radiation, global, Mj/m2 10 6 3 2 3 5 9 13 18 18 18 16 10

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