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Weather & Climate
Heinävesi, Southern Savonia, Finland
Overview
Climate data and monthly weather averages for Heinävesi.
Key Metrics
Annual Avg
3°C
Summer Avg
16.2°C
Winter Avg
-10°C
Record High
29°C
Record Low
-39.7°C
Annual Precipitation
885.2 mm
Avg Humidity
88%
Summer Humidity
78%
Winter Humidity
95%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 4.3° | -11.6° | -39.7° | 53.6 | 95% | 6 | 37.5 |
| Feb | 3.9° | -10.3° | -36° | 44.2 | 95% | 21 | 39.9 |
| Mar | 10.2° | -5.2° | -25.4° | 44.3 | 95% | 68 | 38.1 |
| Apr | 18.7° | 2.4° | -16.3° | 51 | 87% | 107 | 34.5 |
| May | 25.9° | 9.9° | -3.1° | 79 | 77% | 149 | 30.3 |
| Jun | 28.7° | 14.6° | 1.1° | 106.5 | 75% | 160 | 32.3 |
| Jul | 29° | 18° | 5.6° | 111.3 | 78% | 155 | 28.7 |
| Aug | 28.7° | 15.9° | 4.7° | 99.5 | 82% | 119 | 31.8 |
| Sep | 21.3° | 10.7° | -0.1° | 84 | 88% | 65 | 29.4 |
| Oct | 15.2° | 3.2° | -17.9° | 75 | 93% | 26 | 34.8 |
| Nov | 8.7° | -3.3° | -28.2° | 70.5 | 95% | 7 | 38 |
| Dec | 6.3° | -8.1° | -33.7° | 66.3 | 95% | 3 | 39.3 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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