Stockholm
Sweden
Common information
- Country
- Sweden
- Population
- 26,733
Weather, climate, temperature by months in Vallentuna
| Season | Autumn | Winter | Spring | Summer | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Sep | Oct | Nov | Dec | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Year |
| Record high, °C | 26 | 20 | 12 | 10 | 10 | 12 | 16 | 26 | 27 | 30 | 32 | 35 | 35 |
| Average high, °C | 14 | 8 | 3 | 0 | 0 | 0 | 2 | 8 | 15 | 19 | 21 | 20 | 9 |
| Average temperature, °C | 11 | 6 | 1 | -2 | -2 | -3 | 0 | 3 | 10 | 14 | 17 | 16 | 6 |
| Average low, °C | 7 | 3 | 0 | -5 | -5 | -6 | -3 | 0 | 5 | 9 | 12 | 11 | 2 |
| Record low, °C | -5 | -11 | -15 | -26 | -27 | -27 | -20 | -10 | -5 | 1 | 5 | -1 | -27 |
| Rain, days | 20 | 19 | 18 | 15 | 13 | 10 | 13 | 15 | 17 | 18 | 20 | 19 | 197 |
| Snow, days | 0 | 3 | 11 | 18 | 20 | 16 | 16 | 10 | 1 | 0 | 0 | 0 | 95 |
| Fog, days | 15 | 17 | 14 | 15 | 16 | 15 | 18 | 13 | 10 | 13 | 14 | 17 | 177 |
| Thunderstorms, days | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 4 | 4 | 14 |
| Average precipitation, mm. | 55 | 50 | 53 | 46 | 39 | 27 | 26 | 30 | 30 | 45 | 72 | 66 | 539 |
| Relative humidity, % | 84 | 86 | 87 | 88 | 86 | 86 | 82 | 76 | 68 | 68 | 72 | 78 | 80 |
| Relative humidity morning, % | 91 | 92 | 91 | 91 | 89 | 91 | 91 | 86 | 75 | 74 | 79 | 87 | 86 |
| Relative humidity evening, % | 64 | 75 | 87 | 89 | 87 | 80 | 69 | 57 | 49 | 52 | 56 | 58 | 69 |
| Wind speed, km/h | 14 | 9 | 12 | 12 | 14 | 12 | 16 | 16 | 12 | 14 | 12 | 12 | 13 |
| Day Length, часов | 14 | 11 | 8 | 7 | 8 | 10 | 13 | 15 | 18 | 20 | 19 | 16 | 13 |
| Dew point, °C | 7 | 3 | 0 | -3 | -5 | -5 | -3 | -1 | 3 | 7 | 10 | 10 | 23 |
| Growing degree-day, °C | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 133 | 207 | 181 | 554 |
| Solar radiation, global, Mj/m2 | 10 | 5 | 2 | 1 | 1 | 4 | 9 | 15 | 21 | 22 | 21 | 16 | 11 |