Overall on the next 14 days there will be 2 days with snow in Vantaa and a total of 2.1 cm of snow.
It will be snowy on the following days:
°F °C
Vantaa 
Weather in December 2025
Overall on the next 14 days there will be 2 days with snow in Vantaa and a total of 2.1 cm of snow.
It will be snowy on the following days:
The weather in Vantaa in December is very cold with temperatures between -2°C and 1°C, warm clothes are a must.
You can expect rain for roughly half of the month of December in Vantaa. 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 Vantaa 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 Vantaa in December 2025.
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 |
