Green River weather in October 2025

Expect 15°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Green River in October. Check more long-term weather averages for Green River in October before you book your next holiday to Wyoming in 2025/2026.

  • 15°C maximum daytime temperature in October in Green River15
    15°C max day temperature
  • 8 hours of sunshine per day
  • 6 days with some rainfall in October in Green River6
    6 days with some rainfall
  • -4°C minimum night-time temperature in October in Green River-4
    -4°C min night temperature
  • 11 hours of daylight per day in October in Green River11
    11 hours of daylight per day
  • No heat & humidity in October in Green River0
    No heat & humidity
  • 20 mm monthly rainfall in October in Green River20
    20 mm of monthly rainfall
  • UV (maximum) index 4 (Moderate) in October in Green River4
    4 (Moderate) UV index

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The October weather guide for Wyoming (Green River) 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 Green River in October?

Daytime temperatures usually reach 15°C in Green River in October, falling to -4°C at night.

How sunny is it in Green River in October?

There are normally 8 hours of bright sunshine each day in Green River in October - that's 69% of daylight hours.

Does it rain in Green River in October?

There are usually 6 days with some rain in Green River in October and the average monthly rainfall is 20mm.

Green River October sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 06:15 17:59
Thursday, 16th October 2025 06:31 17:35
Friday, 31st October 2025 06:49 17:13

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