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The weather in Vantaa in January is very cold with temperatures between -6°C and -2°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Vantaa during the month of January. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Let it snow! You can expect Vantaa to be covered in white during the month of January. 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 Vantaa in January 2026.
If you’re planning to visit Vantaa in the near future, we highly recommend that you review the 14 day weather forecast for Vantaa before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -2° / -6° | 7 | 4 | 22 | 84 mm | Awful | Vantaa in January |
| February | -2° / -6° | 6 | 5 | 19 | 72 mm | Awful | Vantaa in February |
| March | 1° / -3° | 8 | 7 | 18 | 65 mm | Awful | Vantaa in March |
| April | 6° / 1° | 7 | 16 | 7 | 54 mm | Awful | Vantaa in April |
| May | 13° / 7° | 6 | 24 | 1 | 67 mm | Ok | Vantaa in May |
| June | 17° / 11° | 6 | 24 | 0 | 87 mm | Good | Vantaa in June |
| July | 21° / 15° | 6 | 25 | 0 | 102 mm | Good | Vantaa in July |
| August | 20° / 14° | 7 | 24 | 0 | 118 mm | Ok | Vantaa in August |
| September | 15° / 11° | 7 | 23 | 0 | 94 mm | Ok | Vantaa in September |
| October | 9° / 6° | 9 | 19 | 3 | 104 mm | Awful | Vantaa in October |
| November | 5° / 2° | 9 | 13 | 8 | 94 mm | Awful | Vantaa in November |
| December | 1° / -2° | 9 | 6 | 17 | 96 mm | Awful | Vantaa in December |