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Vaasa weather in August 2025
Expect 18°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Vaasa in August. Check more long-term weather averages for Vaasa in August before you book your next holiday to Finland in 2025/2026.
- 1818°C max day temperature
- 6 hours of sunshine per day
- 1515 days with some rainfall
- 1010°C min night temperature
- 1616 hours of daylight per day
- 0No heat & humidity
- 6262 mm of monthly rainfall
- 33 (Moderate) UV index
- 1515°C sea temperature
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Recommended for Finland
The August weather guide for Finland (Vaasa) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
How hot is it in Vaasa in August?
Daytime temperatures usually reach 18°C in Vaasa in August, falling to 10°C at night.
How sunny is it in Vaasa in August?
There are normally 6 hours of bright sunshine each day in Vaasa in August - that's 35% of daylight hours.
How warm is the sea around Vaasa in August?
The average sea temperature around Vaasa in August is 15°C.
Does it rain in Vaasa in August?
There are usually 15 days with some rain in Vaasa in August and the average monthly rainfall is 62mm.
Vaasa August sunrise & sunset times
Browse the sunrise and sunset times for Vaasa in August 2025. Select a month to view Vaasa sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Friday, 1st August 2025 | 03:51 | 21:27 |
Saturday, 16th August 2025 | 04:34 | 20:39 |
Sunday, 31st August 2025 | 05:17 | 19:49 |
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