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Klagenfurt weather in September 2025
Expect 20°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Klagenfurt in September. Check more long-term weather averages for Klagenfurt in September before you book your next holiday to Austria in 2025/2026.
- 2020°C max day temperature
- 6 hours of sunshine per day
- 1111 days with some rainfall
- 99°C min night temperature
- 1313 hours of daylight per day
- 0No heat & humidity
- 140140 mm of monthly rainfall
- 55 (Moderate) UV index
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Recommended for Austria
The September weather guide for Austria (Klagenfurt) 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 Austria
How hot is it in Klagenfurt in September?
Daytime temperatures usually reach 20°C in Klagenfurt in September, falling to 9°C at night.
How sunny is it in Klagenfurt in September?
There are normally 6 hours of bright sunshine each day in Klagenfurt in September - that's 48% of daylight hours.
Does it rain in Klagenfurt in September?
There are usually 11 days with some rain in Klagenfurt in September and the average monthly rainfall is 140mm.
Klagenfurt September sunrise & sunset times
Browse the sunrise and sunset times for Klagenfurt in September 2025. Select a month to view Klagenfurt sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Monday, 1st September 2025 | 05:23 | 18:42 |
Monday, 15th September 2025 | 05:41 | 18:14 |
Tuesday, 30th September 2025 | 06:00 | 17:44 |
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