Finland in December: where is it warmest?
In December, Turku is the warmest place with 0 °C by day, Rovaniemi, Lapland the coolest with −5 °C. 0 of 7 destinations have good holiday weather.
All destinations in December, warmest first
Long-term averages for the month: daytime high, sea, sunshine and rainy days.
Finland in December: quick answers
Finland in December: where is it warmest?
The warmest places in December are Turku (0 °C), Helsinki (0 °C) and Espoo (0 °C).
Finland in December: where is the sea warmest?
The sea is warmest at Espoo (5 °C), Turku (4 °C) and Helsinki (4 °C).
Finland in December: where is the weather best?
The best holiday weather in December – warm, sunny and dry – is in Rovaniemi, Lapland, Oulu and Turku.
Finland month by month
Finland: weather & best time to visit
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences