Weather in Karlsruhe, Baden-Wurttemberg, Germany in September
In an average September, Karlsruhe sees a daily high around 22°C and a low around 11°C, based on 1981–2026 of local climate records.
| Average high | 22°C |
|---|---|
| Typical high range | 17°C to 28°C |
| Average low | 11°C |
| Typical low range | 6°C to 15°C |
| Average daily precipitation | 3 mm |
September records
The most extreme September on record for each metric, across 1981–2026. For rainfall, the wettest and driest are by total September accumulation.
High
Highest
34°C
2016-09-13
Lowest
10°C
2020-09-26
Low
Highest
20°C
2024-09-01
Lowest
1°C
2002-09-28
Feels-like
Highest
39°C
2023-09-08
Lowest
-3°C
2002-09-28
Humidity
Highest
17.0 g/m³
1987-09-18
Lowest
5.2 g/m³
2018-09-26
Wind
Highest
55 km/h
2018-09-23
Lowest
5 km/h
2007-09-23
Precip
Wettest
141 mm
2025
Driest
24 mm
2023
See Karlsruhe's live weather grade →
Visiting Karlsruhe in September? See how its comfort stacks up against where you live.
Compare Karlsruhe with your city →