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Kentucky weather in September 2025
Expect 27°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Kentucky in September. Check more long-term weather averages for Kentucky in September before you book your next holiday to Kentucky in 2025/2026.
- 2727°C max day temperature
- 8 hours of sunshine per day
- 88 days with some rainfall
- 1414°C min night temperature
- 1212 hours of daylight per day
- LLow heat & humidity
- 8080 mm of monthly rainfall
- 77 (High) UV index
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The September weather guide for Kentucky (Louisville) 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.
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Metric (°C / mm) | Imperial (°F / inches)
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How hot is it in Kentucky in September?
Daytime temperatures usually reach 27°C in Louisville, Kentucky in September with low heat and humidity, falling to 14°C at night.
How sunny is it in Kentucky in September?
There are normally 8 hours of bright sunshine each day in Louisville, Kentucky in September - that's 62% of daylight hours.
Does it rain in Kentucky in September?
There are usually 8 days with some rain in Louisville, Kentucky in September and the average monthly rainfall is 80mm.
Kentucky September sunrise & sunset times
Browse the sunrise and sunset times for Kentucky in September 2025. Select a month to view Kentucky sunrise and sunset times for the next 12 months. The Kentucky sunrise and sunset times shown below are for Louisville.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Monday, 1st September 2025 | 06:13 | 19:12 |
Monday, 15th September 2025 | 06:25 | 18:51 |
Tuesday, 30th September 2025 | 06:38 | 18:27 |
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