Common information

Country
Japan
Population
360 176

Weather, climate, temperature by months in Nagano

Season Autumn Winter Spring Summer
Month Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Year
Record high, °C 36 29 27 20 17 17 22 31 31 33 35 36 36
Average high, °C 26 20 14 8 5 5 9 16 21 24 28 30 17
Average temperature, °C 22 15 10 5 1 1 4 10 16 20 24 26 13
Average low, °C 17 10 5 1 -1 -1 0 4 10 15 20 21 8
Record low, °C 10 3 0 -5 -7 -6 -5 -1 4 7 15 16 -7
Rain, days 17 18 20 21 15 12 18 16 15 16 16 13 197
Snow, days 0 0 1 9 18 15 7 0 0 0 0 0 50
Fog, days 7 5 3 2 1 2 4 7 8 11 11 10 71
Thunderstorms, days 2 1 1 0 0 0 0 0 0 1 3 3 11
Average precipitation, mm. 129 89 54 58 56 50 55 70 76 110 144 100 991
Relative humidity, % 82 81 79 82 83 80 77 72 76 82 83 82 80
Relative humidity morning, % 83 85 84 83 86 85 82 79 81 87 86 85 84
Relative humidity evening, % 70 66 67 71 76 72 64 59 61 70 73 70 68
Wind speed, km/h 6 6 8 8 8 8 6 17 9 9 9 9 9
Day Length, часов 13 12 11 10 10 11 12 14 15 15 15 14 13
Dew point, °C 17 11 6 1 0 -1 1 6 10 16 20 21 108
Growing degree-day, °C 333 155 0 0 0 0 0 0 164 283 431 474 1839
Solar radiation, global, Mj/m2 14 11 8 6 6 9 14 19 20 19 19 19 14

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