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Weather & Climate
Sysmä, Päijänne Tavastia, Finland
Overview
Climate data and monthly weather averages for Sysmä.
Key Metrics
Annual Avg
4.1°C
Summer Avg
16.2°C
Winter Avg
-7.8°C
Record High
30.6°C
Record Low
-40.2°C
Annual Precipitation
795.1 mm
Avg Humidity
88%
Summer Humidity
79%
Winter Humidity
95%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 5.7° | -9.1° | -40.2° | 53.6 | 95% | 7 | 31 |
| Feb | 5.1° | -8.5° | -35.9° | 40.9 | 95% | 22 | 32.4 |
| Mar | 12.5° | -3.9° | -24.6° | 40.3 | 95% | 68 | 32.7 |
| Apr | 19° | 3.5° | -9.8° | 47.1 | 83% | 108 | 30.2 |
| May | 27.5° | 10.3° | -2.7° | 63.9 | 76% | 153 | 26.9 |
| Jun | 28.7° | 14.7° | 1.1° | 96 | 76% | 158 | 28.4 |
| Jul | 30.6° | 17.9° | 6.1° | 98 | 78% | 156 | 23.3 |
| Aug | 30.4° | 16.1° | 4.9° | 82.1 | 82% | 121 | 30.5 |
| Sep | 22.1° | 10.9° | -0.7° | 70.5 | 87% | 68 | 29.9 |
| Oct | 15.3° | 4° | -14.2° | 73.5 | 93% | 30 | 28.3 |
| Nov | 10° | -1.4° | -29.6° | 65.7 | 95% | 9 | 32.3 |
| Dec | 7.7° | -5.8° | -33.1° | 63.5 | 95% | 4 | 34.2 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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