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.