September weather in Louisville, United States
Averages from 150 days in September across 2020–2024.
Typical conditions
| Average high | 27°C |
|---|---|
| Average low | 16.4°C |
| Average mean | 21.3°C |
| Total precipitation | 457.4 mm |
| Rainy days | 61 |
| Average precipitation hours | 2.7 h |
| Average max wind speed | 13.6 km/h |
| Average sunshine | 10.3 h/day |
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