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Vail weather in September 2025
Expect 17°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Vail in September. Check more long-term weather averages for Vail in September before you book your next holiday to Colorado in 2025/2026.
- 1717°C max day temperature
- 9 hours of sunshine per day
- 88 days with some rainfall
- -2-2°C min night temperature
- 1212 hours of daylight per day
- 0No heat & humidity
- 3838 mm of monthly rainfall
- 88 (Very High) UV index
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Recommended for Colorado
The September weather guide for Colorado (Vail) 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 warm is it in Vail in September?
Daytime temperatures usually reach 17°C in Vail in September, falling to -2°C at night.
How sunny is it in Vail in September?
There are normally 9 hours of bright sunshine each day in Vail in September - that's 70% of daylight hours.
Does it rain in Vail in September?
There are usually 8 days with some rain in Vail in September and the average monthly rainfall is 38mm.
Vail September sunrise & sunset times
Browse the sunrise and sunset times for Vail in September 2025. Select a month to view Vail sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Monday, 1st September 2025 | 05:34 | 18:36 |
Monday, 15th September 2025 | 05:47 | 18:13 |
Tuesday, 30th September 2025 | 06:01 | 17:49 |
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