Common information

CountryPoland
Population171 803

Weather, climate, temperature by months in Olsztyn

Season Autumn Winter Spring Summer
Month Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Year
Record high, °C 28 23 12 10 8 7 17 25 30 32 28 31 32
Average high, °C 17 11 3 0 -1 -2 3 8 16 21 21 21 10
Average temperature, °C 12 7 1 -1 -3 -5 0 4 10 15 16 16 6
Average low, °C 8 4 0 -2 -6 -9 -4 0 5 10 12 11 2
Record low, °C 1 -11 -12 0 -31 -31 0 -7 -3 0 7 6 -31
Rain, days 5 4 2 7 4 3 2 5 6 5 10 5 58
Snow, days 0 1 5 12 14 12 8 4 0 0 0 0 56
Fog, days 18 20 22 21 22 21 20 17 14 15 17 19 226
Thunderstorms, days 1 0 0 0 0 0 0 1 3 5 5 3 18
Average precipitation, mm. 40 50 20 60 30 20 20 50 40 50 130 50 560
Relative humidity, % 81 81 90 90 89 85 80 77 72 73 83 79 82
Relative humidity morning, % 94 93 93 92 90 90 89 87 83 85 89 92 90
Relative humidity evening, % 70 78 87 89 87 80 71 61 58 64 65 63 73
Wind speed, km/h 16 17 19 20 20 19 17 16 12 14 14 14 17
Monthly sunshine, часов 152 97 40 24 36 57 116 174 254 259 255 228 1691
Day Length, часов 13 11 9 8 9 11 13 15 17 18 17 15 13
Dew point, °C 8 4 0 -2 -5 -8 -3 1 6 10 13 12 36
Growing degree-day, °C 92 0 0 0 0 0 0 0 26 167 215 207 706
Atmosphere pressure, bar 1009 1010 1008 988 1010 1010 1009 1008 1009 1008 1008 1008 12085
Solar radiation, global, Mj/m2 10 6 3 2 3 5 9 13 18 18 18 16 10

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