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Mariehamn weather in December 2024
Expect 34°F daytime maximum temperatures in the shade with on average 1 hours of sunshine per day in Mariehamn in December. Check more long-term weather averages for Mariehamn in December before you book your next holiday to Finland in 2024/2025.
- 3434°F max day temperature
- 1 hour of sunshine per day
- 1919 days with some rainfall
- 2525°F min night temperature
- 66 hours of daylight per day
- 0No heat & humidity
- 1.71.7 inches of monthly rainfall
- 0No UV (Maximum) Index UV index
- 3939°F sea temperature
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Recommended for Finland
The December weather guide for Finland (Mariehamn) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C) | Imperial (°F)
How cold is it in Mariehamn in December?
Daytime temperatures usually reach 34°F in Mariehamn in December, falling to 25°F at night.
How sunny is it in Mariehamn in December?
There are normally 1 hour of bright sunshine each day in Mariehamn in December - that's 8% of daylight hours.
How warm is the sea around Mariehamn in December?
The average sea temperature around Mariehamn in December is 39°F.
Does it rain in Mariehamn in December?
There are usually 19 days with some rain in Mariehamn in December and the average monthly rainfall is 1.7 inches. Rain may fall as snow in this month.
Mariehamn December sunrise & sunset times
Browse the sunrise and sunset times for Mariehamn in December 2024. Select a month to view Mariehamn sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Sunday, 1st December 2024 | 09:17 | 15:42 |
Monday, 16th December 2024 | 09:40 | 15:32 |
Tuesday, 31st December 2024 | 09:44 | 15:44 |
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