Vienna weather in August
August in Vienna: warm, rainy — an excellent time to visit.
#3 of 12 months in Vienna · #185 of 604 destinations to visit in August · comfort 86/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Vienna climate normals — August
| Daytime high | 26°C / 79°F | 🌤 warm |
|---|---|---|
| Nighttime low | 17°C / 62°F | |
| Feels like (high) | 27°C / 81°F | |
| Rainfall | 87 mm / 3.4 in | 🌧 rainy |
| Rainy days | 13 days | |
| Humidity | 67% | 💧 humid |
| Dew point | 15°C / 59°F | |
| Sunshine | 10.4 h/day | |
| Daylight | 14.3 h | |
| Wind | 16 km/h / 10 mph | |
| Air quality (US AQI) | 53 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Vienna in August — FAQ
- Is August a good time to visit Vienna?
- August in Vienna: warm, rainy — an excellent time to visit. It ranks #3 of 12 months for Vienna on SeasonMap's comfort score (86/100).
- What is the weather like in Vienna in August?
- In August, Vienna averages a daily high of 26°C and a low of 16.8°C, with about 86.8 mm of rain over roughly 13.2 rainy days.
- What is the air quality in Vienna in August?
- Vienna has a mean US Air Quality Index of about 53 in August.