Monthly climate metrics across temperature, precipitation, wind, and UV.
| Metric | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temperature | |||||||||||||
| Daily high°C | 1 | 2 | 6 | 12 | 19 | 26 | 24 | 23 | 17 | 12 | 7 | 2 | 13 |
| Daily mean°C | -3 | -1 | 1 | 5 | 12 | 19 | 19 | 18 | 14 | 8 | 2 | -4 | 7 |
| Daily low°C | -10 | -9 | -5 | -1 | 5 | 13 | 14 | 13 | 8 | 2 | -4 | -10 | 1 |
| Thermal comfort | |||||||||||||
| High feelsDaily high feels-like°C | -6 | -3 | 4 | 13 | 21 | 29 | 27 | 26 | 18 | 7 | 1 | -5 | 11 |
| Mean feelsDaily mean feels-like°C | -13 | -12 | -6 | 2 | 11 | 22 | 20 | 19 | 10 | 1 | -6 | -12 | 3 |
| Low feelsDaily low feels-like°C | -23 | -20 | -17 | -11 | 1 | 12 | 14 | 12 | 1 | -6 | -16 | -20 | -6 |
| Humidity | |||||||||||||
| HumidityRelative humidity% | 92 | 89 | 81 | 61 | 49 | 53 | 69 | 74 | 83 | 88 | 91 | 94 | 77 |
| Dewpoint°C | -5.0 | -4.1 | -1.9 | -2.1 | 1.9 | 9.9 | 11.7 | 13.2 | 9.9 | 5.8 | 0.3 | -4.6 | 2.9 |
| Precipitation | |||||||||||||
| Rainfallmm | 18 | 36 | 17 | 31 | 52 | 60 | 101 | 82 | 49 | 68 | 38 | 23 | 574 |
| Rain days≥1mm | 3 | 5 | 5 | 7 | 11 | 11 | 16 | 13 | 12 | 13 | 7 | 4 | 107 |
| Snowfallmm | 61 | 33 | 23 | 19 | 0 | 0 | 0 | 0 | 0 | 3 | 17 | 43 | 197 |
| Snow days≥1mm | 15 | 7 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 5 | 13 | 48 |
| Wind | |||||||||||||
| Wind avgm/s | 3.9 | 3.5 | 3.5 | 3.3 | 3.2 | 2.7 | 2.9 | 3.0 | 3.2 | 3.5 | 3.5 | 3.5 | 3.3 |
| Wind gustsm/s | 6.2 | 6.3 | 5.7 | 6.0 | 5.2 | 5.3 | 5.1 | 5.4 | 5.9 | 6.1 | 5.7 | 5.6 | 5.7 |
| Sun & UV | |||||||||||||
| Sunshinehrs/day | 0.0 | 2.0 | 6.0 | 10.4 | 12.3 | 13.8 | 11.9 | 10.0 | 6.0 | 3.3 | 0.0 | 0.0 | 6.3 |
| Clear skyindex | 5% | 21% | 32% | 44% | 47% | 53% | 36% | 38% | 23% | 17% | 7% | 3% | 27% |
| UV indexmax avg | 0.1 | 0.4 | 1.0 | 2.3 | 3.4 | 4.3 | 3.5 | 2.9 | 1.7 | 0.6 | 0.2 | 0.1 | 1.7 |
Compared across Finland
Mäntsälä: -17.4 °C. Typical range in Finland: -20.4–-17.4 °C. Low anchor: Haukipudas, -28.8 °C. High anchor: Sastamala, -16.7 °C.
70 cities tracked