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Weather & Climate
Perniö, Finland Proper, Finland
Overview
Climate data and monthly weather averages for Perniö.
Key Metrics
Annual Avg
6.4°C
Summer Avg
16.1°C
Winter Avg
-2.1°C
Record High
30.7°C
Record Low
-23.6°C
Annual Precipitation
712.6 mm
Avg Humidity
86%
Summer Humidity
79%
Winter Humidity
93%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 7.4° | -2.7° | -23.6° | 58.9 | 93% | 8 | 49.8 |
| Feb | 5.6° | -3.5° | -21.3° | 46.5 | 94% | 23 | 65 |
| Mar | 9.2° | -1.2° | -16.9° | 42.8 | 90% | 69 | 44.9 |
| Apr | 16.6° | 3.4° | -6.6° | 40.2 | 85% | 114 | 49.3 |
| May | 23.7° | 9° | -0.9° | 46.5 | 81% | 160 | 40.2 |
| Jun | 26.5° | 13.6° | 4.1° | 58.2 | 80% | 167 | 42.8 |
| Jul | 30.7° | 17.6° | 9.3° | 57.7 | 79% | 161 | 40.1 |
| Aug | 26.9° | 17.2° | 8.7° | 72.2 | 79% | 126 | 41.4 |
| Sep | 22° | 13.1° | 3.5° | 61.5 | 84% | 73 | 48.5 |
| Oct | 15.5° | 7.3° | -4.1° | 80 | 87% | 34 | 49.3 |
| Nov | 12.1° | 3.3° | -12.4° | 77.7 | 91% | 10 | 52.2 |
| Dec | 8.8° | -0.1° | -19.3° | 70.4 | 92% | 5 | 62 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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