Finland in December: Weather, Crowds & What to Expect

Season
Low Season
Temperature
-20 to 2°C (-4 to 36°F)
Crowds
Low
Prices
Low
Full winter in much of the country with snow and freezing temperatures, long nights and good conditions for winter sports in Lapland. December is also a popular time for Christmas markets and holiday events in cities.

Climate Map for December

Finland average temperature in December
-30°-20°-10° 10°20°30°40°

Average temperature across Finland in December.

City Weather in December

City High Low Rain UV Feels
Helsinki -5° 57 mm low Freezing
Espoo -6° 58 mm low Freezing
Tampere -1° -7° 44 mm low Freezing
Vantaa -6° 59 mm low Freezing
Oulu central locality -4° -11° 38 mm low Freezing
Turku -5° 64 mm low Freezing
Jyväskylä -3° -9° 48 mm low Freezing

High / low are average daily temperatures (°C). “Feels” reflects how hot or cold it feels, allowing for humidity.

Southern Finland (Helsinki, Espoo, Porvoo)

December is classic holiday season: winter conditions typically set in with regular snow cover during cold spells, festive lights in city squares and Christmas markets in Helsinki and Porvoo. Daylight is limited but city life is lively; pack a heavy coat, warm gloves and good boots. Travel is straightforward compared with the far north, but be prepared for icy pavements and occasional delays during storms.

Southwest Finland & Åland Archipelago (Turku, Turku Archipelago, Åland)

December turns festive: Turku’s Christmas markets and Advent lights contrast with the quieter Åland, where winter reduces the pace and many tourist facilities close. Clear, cold days can be beautiful along the archipelago but don’t expect the summer activity levels; bring heavy outerwear and check ferry crossings for winter conditions.

Lakeland & Eastern Finland (Tampere, Kuopio, Savonlinna, Koli)

December is when the Lakeland turns festive with snowy villages and frozen lakes lending themselves to ice-fishing, skating and traditional cottage sauna rituals. Daylight is short but charming winter markets and lakeside smoke saunas create authentic experiences; warm, insulated clothing and good boots are non-negotiable. If you want snow-dependent activities, December is usually a safe bet in the east and upland areas.

Central & Western Finland (Jyväskylä, Vaasa, Päijänne)

December brings a firmer winter feel with reliable cold snaps and snow in central and higher western areas; towns decorate for Christmas and winter activities continue at local resorts. Coastal Vaasa may be less snowy but still wintry, and daylight is short. If you’re aiming for snow-based recreation, December is normally a safe window in these parts.

Lapland & Northern Finland (Rovaniemi, Inari, Kilpisjärvi, Saariselkä)

December in Lapland is the classic Arctic winter: full snowcover, festive Christmas tourism in places like Rovaniemi and long nights perfect for aurora hunting. Activities-sleigh rides, snowmobile safaris and visits to reindeer farms-are all in full swing but operating capacity is high, so book early. Heavy winter clothing, experienced guides for deep-winter excursions and flexibility around weather-disrupted flights are essential.

Events & Festivals in December

There are no major festivals or events in Finland during December to be aware of.