Vaasa
December
Weather in Vaasa for December 2025
Your guide to Vaasa weather in December - trends and predictions
The climate of Vaasa in December is quite snowy, averaging 13 snowy days.
In general, the average temperature in Vaasa at the beginning of December is -1.6 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of -1.3 °C by the end of December.
Snow Forecast ❄️
Temperatures
16
Dry days
2
Rainy days
13
Snow days
2°/-10°
Temperatures
23 km/h
Avg max wind
88 %
Avg humidity
Vaasa Weather December
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Temperatures trend during December in Vaasa
See the weather trend as well as the moving average line
December weather in Vaasa day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Dec. |  Moderate snow | 0° /-4° | 0.5 mm | 0.4 cm | |
| 2 Dec. |  Light snow | 1° /-6° | 0.7 mm | 0.2 cm | |
| 3 Dec. |  Heavy snow | -2° /-4° | 1.8 mm | 1.5 cm | |
| 4 Dec. | Moderate snow | -2° /-5° | 0.9 mm | 0.7 cm | |
| 5 Dec. | Light snow | -3° /-7° | 0.2 mm | 0.1 cm | |
| 6 Dec. | Light snow | -3° /-6° | 0.4 mm | 0.3 cm | |
| 7 Dec. |  Light freezing rain | -2° /-5° | 0 mm | 0 cm | |
| 8 Dec. | Moderate snow | -1° /-5° | 0.6 mm | 0.5 cm | |
| 9 Dec. |  Mist | -3° /-6° | 0 mm | 0 cm | |
| 10 Dec. | Mist | -2° /-5° | 0.1 mm | 0 cm | |
| 11 Dec. | Mist | -3° /-6° | 0 mm | 0 cm | |
| 12 Dec. | Mist | -6° /-8° | 0.1 mm | 0 cm | |
| 13 Dec. | Light snow | -5° /-8° | 2.9 mm | 2.1 cm | |
| 14 Dec. | Moderate snow | -3° /-8° | 3.1 mm | 1.3 cm | |
| 15 Dec. | Light snow | -4° /-12° | 0.3 mm | 0.2 cm | |
| 16 Dec. |  Light sleet | 2° /-5° | 4.3 mm | 1 cm | |
| 17 Dec. |  Sunny | 2° /-3° | 0.9 mm | 0.6 cm | |
| 18 Dec. |  Cloudy | 1° /-6° | 2.6 mm | 0.2 cm | |
| 19 Dec. | Heavy snow | 2° /-1° | 2.8 mm | 0.5 cm | |
| 20 Dec. | Cloudy | 1° /-7° | 0.8 mm | 0.6 cm | |
| 21 Dec. | Mist | -5° /-9° | 0 mm | 0 cm | |
| 22 Dec. | Light freezing rain | -1° /-6° | 2.5 mm | 1.6 cm | |
| 23 Dec. | Sunny | -1° /-5° | 2.1 mm | 1.7 cm | |
| 24 Dec. |  Partly cloudy | 0° /-5° | 1 mm | 0.8 cm | |
| 25 Dec. |  Overcast | -2° /-5° | 0.2 mm | 0 cm | |
| 26 Dec. |  Patchy moderate snow | -1° /-5° | 0.7 mm | 0.3 cm | |
| 27 Dec. | Light freezing rain | -1° /-5° | 1.8 mm | 0.7 cm | |
| 28 Dec. | Light freezing rain | -1° /-5° | 0.2 mm | 0 cm | |
| 29 Dec. | Light freezing rain | 0° /-5° | 1 mm | 0.4 cm | |
| 30 Dec. | Light snow | -1° /-5° | 1.5 mm | 0.1 cm | |
| 31 Dec. |  Heavy rain at times | -3° /-7° | 1.4 mm | 0 cm | |
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Important Notice
Our weather forecast for Vaasa in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Vaasa forecast closer to your planned date for the most up-to-date weather information.
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Vaasa in December - FAQ
What are the expected maximum and minimum temperatures in Vaasa during December?
Brace for cold days with temperatures not exceeding 2° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Vaasa during December?
Moderate rainfall is anticipated in Vaasa during December, with a total of 82.9 mm spread over approximately 2 days. Considering plans for rainy days is advisable.
Will it snow in Vaasa in December 2025?
Vaasa experiences an average snowfall of 37.4 cm during December, occurring over 13 days.
What are the typical wind conditions in Vaasa during December?
The average wind speed in Vaasa during December is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
Vaasa snow forecast December 2025
Track daily snowfall levels and discover Vaasa’s snowy potential this December ❄️
December rainfall patterns in Vaasa
Explore the daily rainfall trends and prepare for Vaasas December weather 💧
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