Helsinki Weather in August
What's the weather like in Helsinki (Province of Western Finland) in August 2024?
The climate in Helsinki during August can be summarized as mild and reasonably dry.
August is in the summer in Helsinki and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around 19°C (65°F), whilst at night 12°C (53°F) is normal.
| Daytime temperature | 18.6°C 65.4°F |
|---|---|
| Nightly temperature | 11.9°C 53.3°F |
| Average temperature | 15.2°C 59.4°F |
| Daily sunshine | 7 hrs |
| Avg rainfall | 75 mm 2.9 ins |
| Rainy days | 14 days |
| Sea temperature | 16.9°C 62.4°F |
| Humidity | 81% |
| Windspeed | 15.1kph 9 mph |
On average August is the wettest month of the year in Helsinki with around 75mm 2.9 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 7 hours of sunshine per day.
August temperatures in Helsinki
August rainfall
August 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 August 2024.
Other monthly averages
Best places to visit in August
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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