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The temperatures in Kotka in May are quite cold with temperatures between 7°C and 10°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Kotka during the month of May. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Please note that Kotka can expect a few days of snow in May.
Our weather forecast can give you a great sense of what weather to expect in Kotka in May 2025.
If you’re planning to visit Kotka in the near future, we highly recommend that you review the 14 day weather forecast for Kotka before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -3° / -5° | 7 | 4 | 21 | 87 mm | Awful | Kotka in January |
| February | -3° / -6° | 5 | 5 | 19 | 77 mm | Awful | Kotka in February |
| March | 0° / -4° | 8 | 6 | 18 | 69 mm | Awful | Kotka in March |
| April | 4° / 1° | 7 | 14 | 8 | 59 mm | Awful | Kotka in April |
| May | 10° / 7° | 7 | 23 | 1 | 77 mm | Bad | Kotka in May |
| June | 15° / 12° | 7 | 23 | 0 | 90 mm | Ok | Kotka in June |
| July | 19° / 15° | 6 | 25 | 0 | 114 mm | Good | Kotka in July |
| August | 19° / 15° | 8 | 23 | 0 | 162 mm | Ok | Kotka in August |
| September | 15° / 12° | 7 | 23 | 0 | 121 mm | Ok | Kotka in September |
| October | 9° / 6° | 11 | 16 | 4 | 125 mm | Awful | Kotka in October |
| November | 5° / 3° | 11 | 12 | 8 | 109 mm | Awful | Kotka in November |
| December | 1° / -2° | 10 | 5 | 18 | 110 mm | Awful | Kotka in December |