Average annual temperature is 1.7 °C
Absolute maximum temperature: 26.1 °C
Absolute minimum temperature: -19.8 °C
Number of sunny days: 110 days
Number of rainy days: 141 days
Number of snow days: 114 days
Look at detailed online map of Hamina
* Weather data for Hamina Norway is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 3.7 | 6.0 | 2.5 | 6.2 | 20.1 | 22.9 | 26.1 | 25.0 | 19.8 | 6.4 | 1.3 | 1.0 |
| Average daytime temperature (°C) | -2.3 | -1.2 | -5.7 | 2.3 | 8.7 | 13.4 | 15.7 | 16.7 | 11.3 | 1.2 | -2.8 | -6.4 |
| Average temperature (°C) | -4.7 | -3.9 | -8.2 | 0.4 | 5.9 | 10.4 | 12.8 | 13.7 | 8.8 | -0.6 | -5.1 | -9.0 |
| Average night temperature (°C) | -7.3 | -6.7 | -10.9 | -2.0 | 2.7 | 6.8 | 9.3 | 10.1 | 6.1 | -2.8 | -7.6 | -11.8 |
| Absolute minimum temperature (°C) | -16.9 | -18.7 | -19.8 | -7.0 | -5.2 | 1.4 | 4.1 | 3.1 | 0.6 | -7.9 | -13.6 | -19.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 4.0 | 9.0 | 13.0 | 18.0 | 24.0 | 24.0 | 24.0 | 21.0 | 15.0 | 11.0 | 6.0 | 0.0 |
| Daylight mean duration (h) | 1.4 | 7.2 | 11.7 | 16.3 | 22.4 | 24.0 | 23.8 | 18.3 | 13.4 | 8.9 | 3.3 | 0.0 |
| Daylight minimum duration (h) | 0.0 | 4.0 | 9.0 | 14.0 | 18.0 | 24.0 | 21.0 | 15.0 | 11.0 | 6.0 | 0.0 | 0.0 |
| Sunshine mean duration (h) | 0.0 | 1.3 | 5.8 | 8.4 | 7.7 | 13.7 | 11.4 | 8.8 | 4.4 | 2.6 | 0.3 | 0.0 |
| Precipitation (mm) | 54 | 69 | 59 | 30 | 87 | 53 | 69 | 79 | 118 | 53 | 50 | 20 |
| Sunny days | 7 | 6 | 7 | 10 | 2 | 15 | 16 | 11 | 1 | 9 | 8 | 18 |
| Rainy days | 5 | 7 | 2 | 9 | 23 | 15 | 15 | 20 | 29 | 11 | 5 | 0 |
| Snow days | 19 | 15 | 22 | 11 | 6 | 0 | 0 | 0 | 0 | 11 | 17 | 13 |
The best time to visit Hamina during the most sunny months:
Months with the longest average daylight duration in Hamina:
The largest precipitation sum in Hamina is at