Weather in Helsinki: August
Average day temperature: | 67.3°F | |
Average night temperature: | 59.3°F | |
Sea water temperature: | 63.1°F | |
Number of sunny days: | 13 days | |
Day length: | 14.3 - 16.9 hours | |
Number of rainy days: | 5 days | |
Precipitation totals: | 2.3 in. | |
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Air temperature in August, °F
The highest day temperature during August of 2024 was 74°F. At the same time the lowest night temperature was 55°F. Day and night temperature averages during August were 68.1°F and 59.8°F.
Sea water temperature in Helsinki in August, °F
The average sea water temperature in August of 2024 was 65.3°F. The highest and lowest sea temperatures during the month were 69.1°F and 61.2°F.
Number of sunny, partly cloudy and cloudy days in August is almost equal.
Precipitation total in August, in.
Precipitation total value in Helsinki in August is 2.2 in. Other months of the year show relatively similar values.
The average wind speed value in August is 9.6 mph
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in August is: 8.2.
Best time for vacation in Helsinki
Helsinki on a weather map
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