inland destination · warmest in Jul · mid-range
Open Jämsänkoski on the live value map →| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg °C | -8 | -8 | -3 | 2 | 9 | 14 | 16 | 14 | 9 | 4 | -2 | -6 |
| Rain (days) | 41 | 29 | 35 | 35 | 37 | 57 | 82 | 87 | 63 | 60 | 57 | 45 |
Warmest month: Jul. Driest: Feb.
No mild-temperature months (18–28°C) — expect extremes.