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The temperatures in Kotka in October are quite cold with temperatures between 6°C and 9°C, warm clothes are a must.
You can expect rain for roughly half of the month of October in Kotka. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
You can expect a few days of snow in Kotka during October. It’s important to get out your snow boots and warm mittens to stay warm while you explore Kotka.
Our weather forecast can give you a great sense of what weather to expect in Kotka in October 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 |