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Weather & Climate
Pertteli, Finland Proper, Finland
Overview
Climate data and monthly weather averages for Pertteli.
Key Metrics
Annual Avg
5.3°C
Summer Avg
16.2°C
Winter Avg
-4.8°C
Record High
32.8°C
Record Low
-31.5°C
Annual Precipitation
719 mm
Avg Humidity
87%
Summer Humidity
77%
Winter Humidity
95%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 7.7° | -5.7° | -30.2° | 57.7 | 95% | 8 | 30.4 |
| Feb | 6.2° | -5.8° | -31.5° | 45.9 | 95% | 23 | 39.1 |
| Mar | 14.3° | -2.4° | -25.1° | 42.5 | 93% | 69 | 27.8 |
| Apr | 20.2° | 3.8° | -8.7° | 42 | 83% | 114 | 29.7 |
| May | 29.2° | 10° | -4.4° | 49.3 | 77% | 160 | 22.2 |
| Jun | 29.2° | 14.2° | 1° | 68.7 | 76% | 167 | 24.8 |
| Jul | 32.8° | 17.8° | 5.2° | 66.6 | 76% | 161 | 22.3 |
| Aug | 31.1° | 16.5° | 4.2° | 70.7 | 78% | 126 | 23.6 |
| Sep | 25.2° | 11.7° | -1.1° | 59.4 | 85% | 73 | 27.4 |
| Oct | 17.2° | 5.2° | -9.3° | 76.3 | 91% | 34 | 26.6 |
| Nov | 12.1° | 0.8° | -22° | 71.4 | 95% | 10 | 30.8 |
| Dec | 8.8° | -3° | -30.3° | 68.5 | 95% | 5 | 37.1 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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