Overall on the next 14 days there will be 1 days with snow in Kouvola and a total of 0.2 cm of snow.
It will be snowy on the following days:
Overall on the next 14 days there will be 1 days with snow in Kouvola and a total of 0.2 cm of snow.
It will be snowy on the following days:
The weather in Kouvola in December is very cold with temperatures between -5°C and -2°C, warm clothes are a must.
You can expect rain for roughly half of the month of December in Kouvola. 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.
Let it snow! You can expect Kouvola to be covered in white during the month of December. Be sure to bundle up when you venture outside, or take the opportunity to enjoy hot cocoa by the fire for warmth this month.
Our weather forecast can give you a great sense of what weather to expect in Kouvola in December 2025.
If you’re planning to visit Kouvola in the near future, we highly recommend that you review the 14 day weather forecast for Kouvola before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -4° / -9° | 4 | 4 | 24 | 76 mm | Awful | Kouvola in January |
| February | -4° / -9° | 4 | 3 | 22 | 71 mm | Awful | Kouvola in February |
| March | 0° / -6° | 6 | 5 | 21 | 65 mm | Awful | Kouvola in March |
| April | 6° / 0° | 7 | 13 | 10 | 54 mm | Awful | Kouvola in April |
| May | 15° / 6° | 7 | 23 | 2 | 68 mm | Bad | Kouvola in May |
| June | 19° / 10° | 6 | 24 | 0 | 82 mm | Good | Kouvola in June |
| July | 22° / 13° | 6 | 25 | 0 | 98 mm | Good | Kouvola in July |
| August | 20° / 12° | 6 | 25 | 0 | 89 mm | Good | Kouvola in August |
| September | 15° / 8° | 5 | 25 | 0 | 77 mm | Good | Kouvola in September |
| October | 7° / 3° | 8 | 18 | 5 | 78 mm | Awful | Kouvola in October |
| November | 3° / 0° | 8 | 12 | 11 | 81 mm | Awful | Kouvola in November |
| December | -2° / -5° | 8 | 3 | 22 | 87 mm | Awful | Kouvola in December |