Lausanne weather in August
August in Lausanne: nice, rainy, with clean air — one of the best months to visit.
#2 of 12 months in Lausanne · #152 of 897 destinations to visit in August · comfort 90/100 (tier S)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Lausanne in August
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Lausanne climate normals — August
| Daytime high | 24°C / 75°F | 😎 nice |
|---|---|---|
| Nighttime low | 18°C / 64°F | |
| Rainfall | 101 mm / 4 in | 🌧 rainy |
| Rainy days | 10 days | |
| Humidity | 68% | 💧 humid |
| Dew point | 15°C / 59°F | |
| Sunshine | 10.8 h/day | |
| Daylight | 14.1 h | |
| Wind | 9 km/h / 5 mph | |
| Air quality (US AQI) | 41 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Lausanne in August — FAQ
- Is August a good time to visit Lausanne?
- August in Lausanne: nice, rainy, with clean air — one of the best months to visit. It ranks #2 of 12 months for Lausanne on SeasonMap's comfort score (90/100).
- What is the weather like in Lausanne in August?
- In August, Lausanne averages a daily high of 23.8°C and a low of 17.5°C, with about 101.4 mm of rain over roughly 9.8 rainy days.
- What is the air quality in Lausanne in August?
- Lausanne has a mean US Air Quality Index of about 41 in August.