September · Austria
Best time to visit Bad Gastein in September Weather, crowds & prices
Weather in Bad Gastein in September
Average temperature 9°C, 142 mm of rain, about 10 days with 6+ hours of sunshine and 85% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
September score
1.6/10
Ranked #11 of 12 months
- Avg temp
- 9°C
- Rainfall
- 142 mm
- Humidity
- 85%
- Days with 6h+ sun
- 10
- Crowd Density
- Quiet / Uncrowded
- Average Expenses
- $ · Budget Friendly ($)
September in Bad Gastein scores 1.6/10 for snow and ski travel - ranked #11 of 12. Expect around 9°C, 142 mm of rain, and roughly 10 days with 6+ hours of sunshine this month.
Bad Gastein's Belle Époque hotels and thermal springs climb a gorge in the Hohe Tauern.
September in Bad Gastein: expect compromises
Expect 9°C (48°F) in September. A good month for city streets, viewpoints and long meals; leave swimming for another season.
142 mm of rain signals a properly wet month, with only about 10 days with 6+ hours of sunshine to count on — build indoor options into the schedule.
That is 1.6/10 on the same scale — 11th of 12 months, versus 9.2/10 for the best month here.
Pack a mid-weight jacket, long sleeves and shoes you can walk 15 km in, a waterproof shell rather than an umbrella.
Budget for low-season pricing, and crowds are light for this destination.
If your dates are flexible, February is materially better in Bad Gastein — 7.6 points higher on the same scale.
Frequently asked
- What is the weather like in Bad Gastein in September?
- In September, Bad Gastein averages 9°C, 142 mm of rain, and about 10 days with 6+ hours of sunshine. Its climate-comfort score is 1.6/10.
- Is September a good time to visit Bad Gastein?
- September earns a 1.6/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Bad Gastein in September?
- Expect about 142 mm of rain in September. Average humidity is 85% and there are about 10 days with 6+ hours of sunshine.
Curated in Bad Gastein
Tickets & experiences
Things to do in Bad Gastein
Bad Gastein, Austria. Live activities and tours from GetYourGuide, matched to this destination.