Viljandi Weather in December
Viljandi in December sees very low daytime temperatures of 2°C (36°F) and nighttime lows of -4°C (25°F). Moderate snow/rainfall is typical, with around 57 mm (2.2 in) for the month.
Rainfall in Viljandi in December
Past climate data indicates that roughly 19 days will see snow/rain, totalling around 57 mm (2.2 in) for the month. Expect plenty of grey, overcast days rather than intense storms. The rain rarely amounts to much on any given day.
Temperature in Viljandi in December
Daytime highs in Viljandi in December reach 2°C (36°F), with nights around -4°C (25°F). December is part of winter. Time outdoors is usually more comfortable with proper winter clothing and protection from wind. With lows of -4°C (25°F), nights are freezing. Packing a spare blanket is worth considering if you're staying somewhere that might not be fully heated. Prepare for low temperatures this month by wearing plenty of layers. It's essential to stay warm in such cold conditions.
Sunshine in Viljandi in December
The month is characterized by fewer sunny days, with roughly 25 hours hours of sunshine. Ideal for those who prefer a cooler, cloudier climate.December in Viljandi 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 Estonia, check out our Viljandi's climate page.
Viljandi Temperature in December
Min Temperature
-4°C (25°F)
Max Temperature
2°C (36°F)
Chance of Rain
63%
Precipitation
57 mm (2.2 in)
Rainy days
19 days
Humidity
89% *
Sunshine
25 hours *
Percentage Sunshine
10% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Viljandi typically stay consistent throughout December, with daily highs averaging around 2°C (36°F). Nights are very cold, with lows typically ranging from -6°C (21°F) to -3°C (27°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 Viljandi in December
Browse day-by-day weather records for Viljandi spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Viljandi historical weather extremes in December
Based on 46 years of weather observations (1979-2025), these are the most extreme conditions recorded in Viljandi.
- The warmest day in December was on December 20, 2015, with a maximum of 11°C (52°F).
Best Places in Estonia in December
Find out more about the weather in Estonia and which places have the best travel conditions in this month. See all of Estonia in December →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Viljandi in December
Dress warmly and in layers for your trip to Viljandi in December. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Wet weather is likely, so pack waterproof gear for multiple rainy days. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.What To Do in Viljandi 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 Estonia, check out our Viljandi's climate page.
Temperature Rainfall Sunshine Humidity
See the full Viljandi climate overview or explore weather in Estonia.
