Innsbruck weather in September
September in Innsbruck: nice, rainy, with clean air — one of the best months to visit.
#2 of 12 months in Innsbruck · #221 of 604 destinations to visit in September · comfort 84/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Innsbruck climate normals — September
| Daytime high | 21°C / 70°F | 😎 nice |
|---|---|---|
| Nighttime low | 11°C / 51°F | |
| Feels like (high) | 22°C / 72°F | |
| Rainfall | 150 mm / 5.9 in | 🌧 rainy |
| Rainy days | 15 days | |
| Humidity | 83% | 💦 very humid |
| Dew point | 13°C / 55°F | |
| Sunshine | 8.6 h/day | |
| Daylight | 12.6 h | |
| Wind | 7 km/h / 4 mph | |
| Snowfall | 8.4 cm / 3.3 in | |
| Air quality (US AQI) | 36 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Innsbruck in September — FAQ
- Is September a good time to visit Innsbruck?
- September in Innsbruck: nice, rainy, with clean air — one of the best months to visit. It ranks #2 of 12 months for Innsbruck on SeasonMap's comfort score (84/100).
- What is the weather like in Innsbruck in September?
- In September, Innsbruck averages a daily high of 21.1°C and a low of 10.8°C, with about 149.5 mm of rain over roughly 15.2 rainy days.
- What is the air quality in Innsbruck in September?
- Innsbruck has a mean US Air Quality Index of about 36 in September.
- Does it snow in Innsbruck in September?
- Innsbruck sees roughly 8.4 cm of snowfall in September.