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Helsinki weather in August 2021
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- 20°C max day temperature
20 - 7 hours of sunshine per day
- 16 days with some rainfall
16 - 11°C min night temperature
11 - 16 hours of daylight per day
16 - No heat & humidity
0 - 77 mm of monthly rainfall
77 - 4 (Moderate) UV index
4 - 16°C sea temperature
16
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The August weather guide for Helsinki, Finland 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.
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How hot is it in Helsinki in August?
Daytime temperatures usually reach 20°C in Helsinki in August, falling to 11°C at night.
How sunny is it in Helsinki in August?
There are normally 7 hours of bright sunshine each day in Helsinki in August - that's 42% of daylight hours.
How warm is the sea around Helsinki in August?
The average sea temperature around Helsinki in August is 16°C.
Does it rain in Helsinki in August?
There are usually 16 days with some rain in Helsinki in August and the average monthly rainfall is 77mm.
Helsinki sunrise & sunset times for August 2021
Browse the sunrise & sunset times for Helsinki in August 2021. Select a month to view Helsinki sunrise & sunset times for the next twelve months.
JanFebMarAprMayJunJulAugSepOctNovDec
| Date | Sunrise times | Sunset times |
|---|---|---|
| Sunday, 1st August 2021 | 05:00 | 21:51 |
| Monday, 16th August 2021 | 05:36 | 21:11 |
| Tuesday, 31st August 2021 | 06:12 | 20:27 |
- Check out the low fares on flights to Finland
- Finnair flights connect in Helsinki Airport, Finland
- Browse lowest fares available
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Metric (°C / mm) | Imperial (°F / inches)
Where is hot in Finland in August for 2021/2022?
Below are average maximum temperatures at popular destinations in Finland in August. Select a destination to see more weather parameters.
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