Helsinki weather in March 2021

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1
1°C max day temperature
4
4 hours of sunshine per day
16
16 days with some rainfall
-6
-6°C min night temperature
12
12 hours of daylight per day
0
No heat & humidity
35
35 mm of monthly rainfall
1
1 (Low) UV index
-1
-1°C sea temperature

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The March 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.

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How cold is it in Helsinki in March?

Daytime temperatures usually reach 1°C in Helsinki in March, falling to -6°C at night.

How sunny is it in Helsinki in March?

There are normally 4 hours of bright sunshine each day in Helsinki in March - that's 31% of daylight hours.

Is the sea cold around Helsinki in March?

The average sea temperature around Helsinki in March is -1°C.

Does it rain in Helsinki in March?

There are usually 16 days with some rain in Helsinki in March and the average monthly rainfall is 35mm. Rain may fall as snow in this month.