Mäntyharju Weather in December

December in Mäntyharju averages 0°C (32°F) during the day and -6°C (21°F) at night. Around 56 mm (2.2 in) of snowfall is typical for this time of year.

Rainfall in Mäntyharju in December

This month experiences about 23 days of snow according to historical data, averaging 56 mm (2.2 in). Expect plenty of grey, overcast days rather than intense storms. The rain rarely amounts to much on any given day.

Temperature in Mäntyharju in December

Daytime temperatures in Mäntyharju reach 0°C (32°F) in December, dropping to -6°C (21°F) at night. December is in the winter season. It stays very cold throughout much of the day, so warm winter clothing is essential. With overnight lows of -6°C (21°F), temperatures fall below freezing at night. An extra thick blanket can make a real difference if your accommodation runs cold. Expect freezing temperatures this month, so ensure you have plenty of warm clothing. It's important to be prepared.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. June, July and August typically offer the best weather for Mäntyharju.