Common information

Country
Norway
Population
38 914

Weather, climate, temperature by months in Tonsberg

Season Autumn Winter Spring Summer
Month Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Year
Record high, °C 25 18 16 15 17 17 17 22 25 30 30 33 33
Average high, °C 15 10 5 1 -1 -0 4 9 15 20 21 20 10
Average temperature, °C 11 7 2 -2 -4 -4 0 4 11 15 16 15 6
Average low, °C 7 4 -1 -5 -7 -7 -3 1 6 10 12 11 2
Record low, °C 0 -7 -16 -18 -23 -22 -20 -7 -1 2 5 2 -23
Rain, days 22 20 18 11 11 6 11 14 20 19 20 20 192
Snow, days 0 3 8 15 17 14 14 7 1 0 0 0 79
Fog, days 13 17 14 16 15 16 19 15 14 9 9 13 170
Thunderstorms, days 1 0 0 0 0 0 0 0 1 2 4 3 11
Average precipitation, mm. 109 133 122 83 83 59 69 54 70 65 79 103 1029
Relative humidity, % 77 81 81 84 82 81 82 79 78 74 76 77 79
Relative humidity morning, % 83 84 82 80 80 82 82 75 71 72 75 81 79
Relative humidity evening, % 61 72 79 78 77 72 66 55 50 52 55 57 65
Wind speed, km/h 17 12 12 14 12 12 12 16 16 14 14 14 14
Day Length, часов 14 11 9 7 8 10 13 15 18 20 19 16 13
Dew point, °C 5 2 -1 -4 -5 -6 -3 -2 2 6 9 8 11
Growing degree-day, °C 33 0 0 0 0 0 0 0 19 150 195 162 559
Atmosphere pressure, bar 1001 1001 998 998 1001 1004 1001 1002 1004 1002 1000 1002 12014
Solar radiation, global, Mj/m2 10 5 2 1 1 4 8 13 19 20 20 15 10

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