Vaasa Weather in December
December in Vaasa typically sees daytime highs of 1°C (34°F) and nighttime lows of -4°C (25°F). Expect some snow/rainfall during the month. It falls within the winter season.
Rainfall in Vaasa in December
Historically, approximately 19 days this month are expected to have snow/rain, averaging 53 mm (2.1 in). Rain falls on many days this month, but usually in relatively small amounts. A light waterproof is more useful than a heavy umbrella.
Temperature in Vaasa in December
In December, Vaasa sees very low temperatures, with highs of 1°C (34°F). Nights drop to around -4°C (25°F). December is typically considered a winter month. Even daytime conditions remain cold, making layers, a warm coat, and winter accessories a good idea. Nights drop below freezing to -4°C (25°F). An extra blanket is worth packing if you're unsure about the heating where you're staying. As one of the coldest months, it's important to layer up to stay warm. Don't let the chill catch you off-guard.
Sunshine in Vaasa in December
The area sees fewer sunny days, with a projection of about 19 hours of sunshine. This reduced sunlight makes it ideal for those who prefer overcast conditions over bright sunny days.December in Vaasa can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Finland, check out our Vaasa's climate page.
Vaasa Temperature in December
Min Temperature
-4°C (25°F)
Max Temperature
1°C (34°F)
Chance of Rain
64%
Precipitation
53 mm (2.1 in)
Rainy days
19 days
Sunshine
19 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Vaasa typically stay consistent throughout December, with daily highs averaging around 1°C (34°F). Nights are very cold, with lows typically ranging from -9°C (16°F) to -4°C (25°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Vaasa in December
Browse day-by-day weather records for Vaasa spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Vaasa historical weather extremes in December
Based on weather observations in Vaasa between 1976 and 2025, these are the recorded extremes during December.
- The warmest day in December was on December 20, 2015, with a maximum of 8°C (46°F).
Best Places in Finland in December
Find out more about the weather in Finland and which places have the best travel conditions in this month. See all of Finland in December →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Vaasa in December
We recommend to layer up for chilly conditions in Vaasa in December. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. Rain is likely on several days, so bring a good rain jacket. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.What To Do in Vaasa in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Finland, check out our Vaasa's climate page.
See the full Vaasa climate overview or explore weather in Finland.
