Butte weather in September 2024

Expect 66°F daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Butte in September. Check more long-term weather averages for Butte in September before you book your next holiday to Montana in 2024/2025.

  • 66°F maximum daytime temperature in September in Butte66
    66°F max day temperature
  • 9 hours of sunshine per day
  • 8 days with some rainfall in September in Butte8
    8 days with some rainfall
  • 36°F minimum night-time temperature in September in Butte36
    36°F min night temperature
  • 12 hours of daylight per day in September in Butte12
    12 hours of daylight per day
  • No heat & humidity in September in Butte0
    No heat & humidity
  • 1.4 inches monthly rainfall in September in Butte1.4
    1.4 inches of monthly rainfall
  • UV (maximum) index 6 (High) in September in Butte6
    6 (High) UV index

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The September weather guide for Montana (Butte) 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 Butte in September?

Daytime temperatures usually reach 66°F in Butte in September, falling to 36°F at night.

How sunny is it in Butte in September?

There are normally 9 hours of bright sunshine each day in Butte in September - that's 68% of daylight hours.

Does it rain in Butte in September?

There are usually 8 days with some rain in Butte in September and the average monthly rainfall is 1.4 inches.

Butte September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st September 2024 06:52 20:07
Sunday, 15th September 2024 07:09 19:40
Monday, 30th September 2024 07:28 19:11

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