Porvoo Weather in March
What's the weather like in Porvoo (Southern Finland Province) in March 2025?
The climate in Porvoo during March can be summarized as cold and reasonably dry.
March is in the spring in Porvoo and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a freezing 1°C (33°F), whilst at night -8°C (19°F) is normal.
| Daytime temperature | 0.7°C 33.3°F |
|---|---|
| Nightly temperature | -7.5°C 18.5°F |
| Average temperature | -3.4°C 25.9°F |
| Daily sunshine | 3.8 hrs |
| Avg rainfall | 36 mm 1.4 ins |
| Rainy days | 14 days |
| Sea temperature | 0.5°C 32.9°F |
| Humidity | 82% |
| Windspeed | 12.6kph 8 mph |
On average March is the 3rd driest month of the year in Porvoo with around 36mm 1.4 inches of rain making it a reasonably 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 3.8 hours of sunshine per day.
March temperatures in Porvoo
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 Porvoo in March 2025.
Other monthly averages
Porvoo weather stats
| Hottest month: | July | 21.3°C 70.3°F |
|---|---|---|
| Driest month: | February | 34mm 1.3ins |
| Sunniest month: | June | 10.6hrs |
| Coldest month: | January | -4.6°C 23.7°F |
| Wettest month: | August | 80mm 3.1ins |
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