Butte weather in October 2025

Expect 13°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Butte in October. Check more long-term weather averages for Butte in October before you book your next holiday to Montana in 2025/2026.

  • 13°C maximum daytime temperature in October in Butte13
    13°C max day temperature
  • 7 hours of sunshine per day
  • 7 days with some rainfall in October in Butte7
    7 days with some rainfall
  • -3°C minimum night-time temperature in October in Butte-3
    -3°C min night temperature
  • 11 hours of daylight per day in October in Butte11
    11 hours of daylight per day
  • No heat & humidity in October in Butte0
    No heat & humidity
  • 22 mm monthly rainfall in October in Butte22
    22 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in October in Butte3
    3 (Moderate) UV index

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The October 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 / mm)  |  Imperial (°F / inches)

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How warm is it in Butte in October?

Daytime temperatures usually reach 13°C in Butte in October, falling to -3°C at night.

How sunny is it in Butte in October?

There are normally 7 hours of bright sunshine each day in Butte in October - that's 61% of daylight hours.

Does it rain in Butte in October?

There are usually 7 days with some rain in Butte in October and the average monthly rainfall is 22mm.

Butte October sunrise & sunset times

Browse the sunrise and sunset times for Butte in October 2025. Select a month to view Butte sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 06:29 18:09
Thursday, 16th October 2025 06:49 17:42
Friday, 31st October 2025 07:10 17:17

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