Common information
CountryFinland
Population7 568
Weather, climate, temperature by months in Suonenjoki
| Season | Autumn | Winter | Spring | Summer | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Sep | Oct | Nov | Dec | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Year |
| Record high, °C | 26 | 17 | 8 | 6 | 5 | 6 | 10 | 19 | 27 | 29 | 30 | 30 | 30 |
| Average high, °C | 11 | 4 | 0 | -4 | -7 | -7 | -2 | 4 | 12 | 17 | 21 | 18 | 6 |
| Average temperature, °C | 8 | 2 | -1 | -6 | -9 | -9 | -5 | 1 | 7 | 12 | 16 | 14 | 3 |
| Average low, °C | 5 | 0 | -3 | -9 | -12 | -12 | -9 | -2 | 3 | 8 | 12 | 11 | -1 |
| Record low, °C | -3 | -13 | -21 | -32 | -37 | -37 | -32 | -22 | -7 | -2 | 5 | 2 | -37 |
| Rain, days | 7 | 6 | 5 | 4 | 5 | 5 | 4 | 5 | 5 | 6 | 5 | 7 | 64 |
| Average precipitation, mm. | 70 | 60 | 50 | 30 | 40 | 40 | 30 | 40 | 40 | 60 | 50 | 80 | 590 |
| Relative humidity, % | 83 | 87 | 91 | 92 | 91 | 89 | 81 | 74 | 68 | 69 | 73 | 80 | 82 |
| Day Length, of hours | 14 | 11 | 8 | 6 | 7 | 10 | 13 | 16 | 20 | 22 | 20 | 17 | 14 |
| Dew point, °C | 6 | 2 | -2 | -8 | -10 | -10 | -8 | -2 | 2 | 8 | 11 | 10 | -1 |
| Growing degree-day, °C | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 92 | 224 | 146 | 462 |
| Solar radiation, global, Mj/m2 | 8 | 4 | 1 | 0 | 1 | 3 | 8 | 14 | 18 | 20 | 19 | 14 | 9 |