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Helsinki weather in January 2021
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- -4-4°C max day temperature
- 2020 days with some rainfall
- -10-10°C min night temperature
- 77 hours of daylight per day
- 0No heat & humidity
- 4343 mm of monthly rainfall
- 0No UV (Maximum) Index UV index
- 11°C sea temperature
The January weather guide for Helsinki, Finland 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.
How cold is it in Helsinki in January?
Daytime temperatures usually reach -4°C in Helsinki in January, falling to -10°C at night.
How sunny is it in Helsinki in January?
There are normally 1 hour of bright sunshine each day in Helsinki in January - that's 13% of daylight hours.
Is the sea cold around Helsinki in January?
The average sea temperature around Helsinki in January is 1°C.
Does it rain in Helsinki in January?
There are usually 20 days with some rain in Helsinki in January and the average monthly rainfall is 43mm.
Helsinki sunrise & sunset times for January 2021
Browse the sunrise & sunset times for Helsinki in January 2021. Select a month to view Helsinki sunrise & sunset times for the next twelve months.
|Date||Sunrise times||Sunset times|
|Friday, 1st January 2021||09:24||15:24|
|Saturday, 16th January 2021||09:07||15:53|
|Sunday, 31st January 2021||08:37||16:31|
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Metric (°C / mm) | Imperial (°F / inches)
Where is warm in Finland in January for 2021/2022?
Below are average maximum temperatures at popular destinations in Finland in January. Select a destination to see more weather parameters.
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