Finland weather in December
Finland in December averages -5°C (23°F), 49 mm of rain and 0.3 hours of sun a day.
Of the twelve months in Finland, December is the third coldest, the sixth driest and the dullest.
- Average temp
- -5°C (23°F)
-7–-2°C · 19–28°F
- Rainfall
- 49 mm
Not much rain
- Sunshine
- 0.3 h
hours per day
What is Finland like in December?
Daytime
Days are cool.
Rain
Rain is usually light.
Evening
Evenings are cooler. A layer helps after sunset.
What should I pack for Finland in December?
A warm mid-layer
Nights drop to around -7°C (19°F).
December compared with November and January
December in Finland is 3.8°C cooler than November and about as wet as it, which averages -1°C (30°F).
December in Finland is 2.8°C warmer than January and about as wet as it, which averages -8°C (18°F).
Daylight in Finland in December
On 15 December the sun is up for 5 hours 15 minutes in Finland, rising about 09:34 and setting about 14:49 local time.
December ends 29 minutes shorter than it begins, so the last week of the month is a different length of day from the first.
No month in Finland has less daylight than December.
Travel guides for Finland
What to read before you book.
Finland weather by month
TemperatureRainfall
How December compares with the rest of the year
December is highlighted. Every other month links to its own page.
| Month | Average | Rainfall |
|---|---|---|
| January | -8°C / 18°F | 42 mm |
| February | -8°C / 18°F | 33 mm |
| March | -4°C / 26°F | 31 mm |
| April | 3°C / 37°F | 33 mm |
| May | 9°C / 48°F | 43 mm |
| June | 14°C / 57°F | 67 mm |
| July | 17°C / 62°F | 78 mm |
| August | 15°C / 58°F | 67 mm |
| September | 10°C / 49°F | 57 mm |
| October | 4°C / 38°F | 66 mm |
| November | -1°C / 30°F | 52 mm |
| December | -5°C / 23°F | 49 mm |
Check another month
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FAQs about Finland in December
December climate averages for Finland, 1991–2020.
Finland averages -5°C (23°F) in December, ranging from about -7°C (19°F) at night to -2°C (28°F) in the afternoon. That is a 1991–2020 average, so an individual week can run either side of it.
Barely. December sees only about 49 mm, so rain is unlikely to affect your plans.
Yes. December averages -5°C (23°F) against -8°C (18°F) in January — 2.8°C warmer.
December is 3.8°C cooler than November, and about as wet.
It is outside the easiest window. The most comfortable stretch here is May to October; December sits outside it, which usually means more heat, more rain, or both — worth it if you would rather have the place to yourself.
About 0.3 hours of sun a day on the 1991–2020 average, so daylight is short on useful sun.
This page does not show today's weather. It is a 1991–2020 climate normal from Meteostat — a long-run average of what December is usually like, which is what you want when booking months ahead. For today or the coming week, check a live forecast.
About 5 hours 15 minutes of daylight in mid-December, the least of any month in Finland.
On 15 December, sunrise is about 09:34 and sunset about 14:49 local time. Both shift across the month — the month ends 29 minutes shorter than it starts.
