Kotka Climate: Weather by Month and Best Time to Visit
Best months for Kotka: 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 | 47 mm | 11 | – | – | 3.7 |
| February | -3°C | -8°C | 42 mm | 10 | – | – | 3.8 |
| March | 1°C | -6°C | 37 mm | 9 | – | – | 4.0 |
| April | 7°C | 0°C | 35 mm | 9 | – | – | 5.3 |
| May | 13°C | 5°C | 43 mm | 10 | – | – | 6.4 |
| June | 17°C | 10°C | 64 mm | 12 | – | – | 6.8 |
| July | 21°C | 14°C | 58 mm | 10 | – | – | 7.6 |
| August | 20°C | 13°C | 66 mm | 12 | – | – | 7.1 |
| September | 15°C | 8°C | 58 mm | 10 | – | – | 6.6 |
| October | 8°C | 4°C | 64 mm | 12 | – | – | 5.3 |
| November | 3°C | 0°C | 60 mm | 12 | – | – | 4.3 |
| December | 0°C | -4°C | 59 mm | 13 | – | – | 3.4 |