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St Moritz weather in August 2025
Expect 8°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in St Moritz in August. Check more long-term weather averages for St Moritz in August before you book your next holiday to Switzerland in 2025/2026.
- 88°C max day temperature
- 6 hours of sunshine per day
- 2020 days with some rainfall
- 33°C min night temperature
- 1414 hours of daylight per day
- 0No heat & humidity
- 162162 mm of monthly rainfall
- 77 (High) UV index
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St Moritz by month
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Recommended for Switzerland
The August weather guide for Switzerland (St Moritz) 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)
More about Switzerland
How warm is it in St Moritz in August?
Daytime temperatures usually reach 8°C in St Moritz in August, falling to 3°C at night.
How sunny is it in St Moritz in August?
There are normally 6 hours of bright sunshine each day in St Moritz in August - that's 42% of daylight hours.
Does it rain in St Moritz in August?
There are usually 20 days with some rain in St Moritz in August and the average monthly rainfall is 162mm.
St Moritz August sunrise & sunset times
Browse the sunrise and sunset times for St Moritz in August 2025. Select a month to view St Moritz sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Friday, 1st August 2025 | 05:02 | 19:52 |
Saturday, 16th August 2025 | 05:20 | 19:28 |
Sunday, 31st August 2025 | 05:40 | 19:01 |
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