Pertteli Weather in January
What's the weather like in Pertteli (Province of Western Finland) in January 2025?
The climate in Pertteli during January can be summarized as cold and reasonably dry.
January is in the winter in Pertteli and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a freezing -4°C (25°F), whilst at night -10°C (14°F) is normal.
| Daytime temperature | -3.9°C 25.1°F |
|---|---|
| Nightly temperature | -10°C 14.1°F |
| Average temperature | -6.9°C 19.6°F |
| Daily sunshine | 1.2 hrs |
| Avg rainfall | 43 mm 1.7 ins |
| Rainy days | 21 days |
| Sea temperature | 2.5°C 36.5°F |
| Humidity | 88% |
| Windspeed | 14.8kph 9 mph |
On average January is the 6th driest month of the year in Pertteli with around 43mm 1.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 21 days, although this may vary considerably.
On the flip side this corresponds to an average of 1.2 hours of sunshine per day.
January temperatures in Pertteli
January rainfall
January 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 Pertteli in January 2025.
Other monthly averages
Best places to visit in January
Pertteli weather stats
| Hottest month: | July | 20.4°C 68.7°F |
|---|---|---|
| Driest month: | February | 28mm 1.1ins |
| Sunniest month: | June | 10.7hrs |
| Coldest month: | February | -3.9°C 25°F |
| Wettest month: | August | 80mm 3.1ins |
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