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La Crosse weather in September 2025
Expect 22°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in La Crosse in September. Check more long-term weather averages for La Crosse in September before you book your next holiday to Wisconsin in 2025/2026.
- 2222°C max day temperature
- 7 hours of sunshine per day
- 1010 days with some rainfall
- 1010°C min night temperature
- 1212 hours of daylight per day
- 0No heat & humidity
- 9595 mm of monthly rainfall
- 66 (High) UV index
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The September weather guide for Wisconsin (La Crosse) 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 the USA
How hot is it in La Crosse in September?
Daytime temperatures usually reach 22°C in La Crosse in September, falling to 10°C at night.
How sunny is it in La Crosse in September?
There are normally 7 hours of bright sunshine each day in La Crosse in September - that's 57% of daylight hours.
Does it rain in La Crosse in September?
There are usually 10 days with some rain in La Crosse in September and the average monthly rainfall is 95mm.
La Crosse September sunrise & sunset times
Browse the sunrise and sunset times for La Crosse in September 2025. Select a month to view La Crosse sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Monday, 1st September 2025 | 05:29 | 18:40 |
Monday, 15th September 2025 | 05:45 | 18:15 |
Tuesday, 30th September 2025 | 06:02 | 17:47 |
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