Cheyenne weather in September 2024

Expect 72°F daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Cheyenne in September. Check more long-term weather averages for Cheyenne in September before you book your next holiday to Wyoming in 2024/2025.

  • 72°F maximum daytime temperature in September in Cheyenne72
    72°F max day temperature
  • 9 hours of sunshine per day
  • 7 days with some rainfall in September in Cheyenne7
    7 days with some rainfall
  • 43°F minimum night-time temperature in September in Cheyenne43
    43°F min night temperature
  • 12 hours of daylight per day in September in Cheyenne12
    12 hours of daylight per day
  • No heat & humidity in September in Cheyenne0
    No heat & humidity
  • 1.3 inches monthly rainfall in September in Cheyenne1.3
    1.3 inches of monthly rainfall
  • UV (maximum) index 7 (High) in September in Cheyenne7
    7 (High) UV index

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The September weather guide for Wyoming (Cheyenne) 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)  |  Imperial (°F)

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How hot is it in Cheyenne in September?

Daytime temperatures usually reach 72°F in Cheyenne in September, falling to 43°F at night.

How sunny is it in Cheyenne in September?

There are normally 9 hours of bright sunshine each day in Cheyenne in September - that's 70% of daylight hours.

Does it rain in Cheyenne in September?

There are usually 7 days with some rain in Cheyenne in September and the average monthly rainfall is 1.3 inches.

Cheyenne September sunrise & sunset times

Browse the sunrise and sunset times for Cheyenne in September 2024. Select a month to view Cheyenne sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st September 2024 06:26 19:31
Sunday, 15th September 2024 06:40 19:07
Monday, 30th September 2024 06:56 18:42

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