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Weather & Climate
Kouvola, Kymenlaakso, Finland
Overview
Climate data and monthly weather averages for Kouvola.
Key Metrics
Annual Avg
4.3°C
Summer Avg
16.3°C
Winter Avg
-7.2°C
Record High
31.1°C
Record Low
-35.7°C
Annual Precipitation
774.5 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 | 6° | -8.5° | -35.7° | 53.6 | 95% | 8 | 26.6 |
| Feb | 5.6° | -8° | -34.7° | 43.4 | 95% | 25 | 28.7 |
| Mar | 13.1° | -3.7° | -24.5° | 42.5 | 95% | 71 | 30.2 |
| Apr | 19.1° | 3.6° | -10.3° | 45.3 | 83% | 114 | 26.6 |
| May | 28.9° | 10.4° | -3.1° | 64.8 | 77% | 165 | 23.9 |
| Jun | 29.7° | 14.7° | 0.8° | 86.1 | 77% | 167 | 25.3 |
| Jul | 31.1° | 18° | 6.1° | 86.8 | 79% | 168 | 24.1 |
| Aug | 30.5° | 16.2° | 4.5° | 76.9 | 82% | 128 | 23.9 |
| Sep | 24.6° | 11.2° | -1.4° | 69 | 87% | 73 | 24.7 |
| Oct | 16.1° | 4.3° | -10.2° | 74.1 | 93% | 33 | 24.7 |
| Nov | 10.4° | -0.9° | -28.5° | 67.8 | 95% | 10 | 28.9 |
| Dec | 8° | -5.2° | -34° | 64.2 | 95% | 4 | 32 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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