Helsinki Weather Averages
Climate averages for Helsinki based on 10 years of historical data.
Annual avg temp
6.7°C
Annual avg high
9.0°C
Annual avg low
4.1°C
Record high
29°C
Record low
-23°C
Annual rainfall
809 mm
Rainy days
140
Sunshine
2.8h/day
Kelembapan
80%
Average Helsinki temperatures by month
Avg high
Avg low
Average rainfall in Helsinki by month
Rainfall (mm)
Sunshine hours in Helsinki by month
Sunshine (h/day)
Humidity in Helsinki by month
Average humidity
Month-by-month averages
| Month | Avg High | Avg Low | Rainfall | Sunshine |
|---|---|---|---|---|
| Cuaca pada Januari | -1°C | -5°C | 68 mm | 1.0h |
| Cuaca pada Februari | -1°C | -5°C | 63 mm | 1.5h |
| Cuaca pada Mac | 2°C | -3°C | 49 mm | 2.3h |
| Cuaca pada April | 7°C | 1°C | 45 mm | 3.3h |
| Cuaca pada Mei | 13°C | 6°C | 49 mm | 5.8h |
| Cuaca pada Jun | 18°C | 12°C | 60 mm | 6.0h |
| Cuaca pada Julai | 20°C | 14°C | 86 mm | 3.7h |
| Cuaca pada Ogos | 20°C | 14°C | 88 mm | 3.7h |
| Cuaca pada September | 15°C | 11°C | 74 mm | 3.0h |
| Cuaca pada Oktober | 9°C | 5°C | 82 mm | 2.0h |
| Cuaca pada November | 5°C | 2°C | 78 mm | 1.1h |
| Cuaca pada Disember | 1°C | -2°C | 67 mm | 0.8h |