Hamina Climate: Weather by Month and Best Time to Visit
Best months for Hamina: July, August.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | -3°C | -7°C | 48 mm | 11 | – | – | 3.7 |
| February | -3°C | -8°C | 42 mm | 9 | – | – | 3.8 |
| March | 1°C | -6°C | 38 mm | 9 | – | – | 3.9 |
| April | 7°C | 0°C | 36 mm | 9 | – | – | 5.3 |
| May | 14°C | 5°C | 44 mm | 10 | – | – | 6.5 |
| June | 18°C | 10°C | 65 mm | 11 | – | – | 6.9 |
| July | 21°C | 13°C | 59 mm | 10 | – | – | 7.6 |
| August | 20°C | 12°C | 68 mm | 12 | – | – | 7.2 |
| September | 15°C | 8°C | 59 mm | 10 | – | – | 6.6 |
| October | 8°C | 3°C | 65 mm | 12 | – | – | 5.2 |
| November | 3°C | -1°C | 61 mm | 12 | – | – | 4.2 |
| December | 0°C | -4°C | 59 mm | 13 | – | – | 3.4 |