Common information

CountryPortugal
Population26 364

Weather, climate, temperature by months in Viseu

Season Autumn Winter Spring Summer
Month Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Year
Record high, °C 40 31 25 23 20 23 27 30 33 39 41 40 41
Average high, °C 26 20 15 12 12 13 16 17 20 25 29 29 20
Average temperature, °C 19 14 10 8 7 8 10 12 14 18 21 21 14
Average low, °C 12 9 5 4 2 4 5 6 9 12 14 13 8
Record low, °C 2 -3 -4 -5 -7 -7 -5 -4 -1 2 1 6 -7
Rain, days 8 0 0 0 0 11 0 10 9 7 4 3 52
Fog, days 5 5 8 11 10 5 4 4 6 7 5 8 78
Thunderstorms, days 1 0 0 0 0 1 0 1 1 2 2 1 9
Average precipitation, mm. 57 133 136 195 156 134 75 105 96 46 19 18 1170
Relative humidity, % 65 75 81 81 82 78 78 74 71 65 56 53 72
Relative humidity morning, % 83 89 91 91 91 88 86 86 88 85 82 83 87
Relative humidity evening, % 46 63 72 76 75 68 60 59 57 51 44 43 60
Wind speed, km/h 6 6 4 4 4 9 8 8 8 8 8 8 7
Day Length, of hours 13 12 10 10 10 11 12 14 15 16 15 14 13
Dew point, °C 6 5 2 0 0 0 0 1 3 6 6 6 35
Growing degree-day, °C 264 128 4 0 0 0 8 47 135 253 352 344 1536
Solar radiation, global, Mj/m2 17 10 7 6 7 10 14 17 21 25 26 23 15

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