Ilomantsi Weather in December

December in Ilomantsi averages -2°C (28°F) during the day and -8°C (18°F) at night. Quite a bit of snowfall is typical this month, with around 66 mm (2.6 in) on average. An umbrella is a good idea.

Rainfall in Ilomantsi in December

Looking at the last 30 years, the data shows about 24 days with snow, averaging 66 mm (2.6 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 Ilomantsi in December

Daytime highs in Ilomantsi in December reach -2°C (28°F), with nights around -8°C (18°F). The month of December belongs to the winter season. Expect a distinctly cold feel throughout the day, not just overnight. With lows of -8°C (18°F), nights are freezing. Packing a spare blanket is worth considering if you're staying somewhere that might not be fully heated. Prepare for a very cold month by layering your clothing. It's always better to be prepared for the cold than to face it unprotected.

Sunshine in Ilomantsi in December

This month sees fewer sunny days, with about 12 hours of sunshine, perfect for those who enjoy cooler temperatures.

December in Ilomantsi has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.

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For a detailed overview over the year and the best time to visit Finland, check out our Ilomantsi's climate page.

Ilomantsi Temperature in December

Min Temperature -8°C (18°F)  

Max Temperature -2°C (28°F)  

Chance of Rain 79%  

Precipitation 66 mm (2.6 in)  

Rainy days 24 days  

Sunshine 12 hours *  

Percentage Sunshine *  

* Data from: Joensuu, Finland (60 KM, 37 Miles).

What to Wear in Ilomantsi in December

Winter clothing is essential for visiting Ilomantsi in December. If you have a heavy coat, waterproof boots with good traction, and plenty of warm layers it's smart to bring them. Pack cloths like thermal underwear, wool socks, and insulated gloves. Rain gear is recommended, you can expect wet weather on multiple days. You can probably leave your sunglasses at home, because sunny days are pretty rare this month.

What To Do in Ilomantsi in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

1/10

Cycling

1/10

Walking

1/10

Camping

1/10

Outdoor sports

1/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Finland, check out our Ilomantsi's climate page.

More climate data for Ilomantsi

Temperature Rainfall Sunshine

See the full Ilomantsi climate overview or explore weather in Finland.