Denver weather in October 2025

Expect 19°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Denver in October. Check more long-term weather averages for Denver in October before you book your next holiday to Colorado in 2025/2026.

  • 19°C maximum daytime temperature in October in Denver19
    19°C max day temperature
  • 8 hours of sunshine per day
  • 5 days with some rainfall in October in Denver5
    5 days with some rainfall
  • 2°C minimum night-time temperature in October in Denver2
    2°C min night temperature
  • 11 hours of daylight per day in October in Denver11
    11 hours of daylight per day
  • No heat & humidity in October in Denver0
    No heat & humidity
  • 24 mm monthly rainfall in October in Denver24
    24 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in October in Denver5
    5 (Moderate) UV index

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The October weather guide for Colorado (Denver) 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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More about the USA

How hot is it in Denver in October?

Daytime temperatures usually reach 19°C in Denver in October, falling to 2°C at night.

How sunny is it in Denver in October?

There are normally 8 hours of bright sunshine each day in Denver in October - that's 72% of daylight hours.

Does it rain in Denver in October?

There are usually 5 days with some rain in Denver in October and the average monthly rainfall is 24mm.

Denver October sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 05:57 17:42
Thursday, 16th October 2025 06:12 17:19
Friday, 31st October 2025 06:28 16:59

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