Helsinki Weather in March
What's the weather like in Helsinki (Province of Western Finland) in March 2025?
The climate in Helsinki during March can be summarized as cold and dry.
March is in the spring in Helsinki and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a freezing 1°C (33°F), whilst at night -6°C (22°F) is normal.
| Daytime temperature | 0.5°C 32.9°F |
|---|---|
| Nightly temperature | -5.7°C 21.7°F |
| Average temperature | -2.6°C 27.3°F |
| Daily sunshine | 3.6 hrs |
| Avg rainfall | 27 mm 1.1 ins |
| Rainy days | 14 days |
| Sea temperature | 1.5°C 34.6°F |
| Humidity | 85% |
| Windspeed | 17.6kph 11 mph |
On average March is the 2nd driest month of the year in Helsinki with around 27mm 1.1 inches of rain making it a dry time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.
On the flip side this corresponds to an average of 3.6 hours of sunshine per day.
March temperatures in Helsinki
March rainfall
March hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Helsinki in March 2025.
Other monthly averages
Helsinki weather stats
| Hottest month: | July | 19.5°C 67.1°F |
|---|---|---|
| Driest month: | February | 25mm 1ins |
| Sunniest month: | June | 10.7hrs |
| Coldest month: | February | -2.7°C 27.1°F |
| Wettest month: | August | 75mm 3ins |
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