Weather in Helsinki in August
Helsinki, Finland averages a high of 19.9°C (67.8°F) and low of 14°C (57.2°F) in August, with 12 rain days and 11.7 hours of daily sunshine. Travel score: 74.7/100 (Good). The best time to visit Helsinki is July.
High
20°C68°F
Low
14°C57°F
🌧️
12
rain days
☀️
11.7
hrs/day sunshine
💧
77%
humidity
75— Good
August in Helsinki is mild and occasionally wet — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Helsinki?
How much does it rain in Helsinki in August?
Helsinki receives an average of 75.2mm of rainfall across 12 rainy days in August. The annual total is 673mm.
What should I pack for Helsinki in August?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 20°C
Recommended
🧥
Light rain jacket
Some rainy days expected (12 days)
☔
Umbrella
Be prepared for occasional showers
🧴
Sunscreen
Sun protection is still recommended
🕶️
Sunglasses
Useful for sunny periods
🎉Visiting Finland in August?
Don't miss any public holidays — check before you book!
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Data based on 1994–2024 averages · Last updated: 2024-12-31