Flagstaff weather in October 2026

Expect daytime maximum temperatures of 63°F in Flagstaff, Arizona in October based on long-term weather averages. There are 9 hours of sunshine per day on average.

  • 63°F maximum daytime temperature in October in Flagstaff63
    63°F max day temperature
  • 9 hours of sunshine per day
  • 5 days with some rainfall in October in Flagstaff5
    5 days with some rainfall
  • 27°F minimum night-time temperature in October in Flagstaff27
    27°F min night temperature
  • 11 hours of daylight per day in October in Flagstaff11
    11 hours of daylight per day
  • No heat & humidity in October in Flagstaff0
    No heat & humidity
  • 1.5 inches monthly rainfall in October in Flagstaff1.5
    1.5 inches of monthly rainfall
  • UV (maximum) index 6 (High) in October in Flagstaff6
    6 (High) UV index

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The October weather guide for Arizona (Flagstaff) 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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More about Arizona

How hot is it in Flagstaff in October?

Daytime temperatures usually reach 88°F in Flagstaff in October with moderate heat and humidity, falling to 57°F at night.

How sunny is it in Flagstaff in October?

There are normally 10 hours of bright sunshine each day in Flagstaff in October - that's 87% of daylight hours.

Does it ever rain in Flagstaff in October?

There are usually 3 days with some rain in Flagstaff in October and the average monthly rainfall is 0.7 inches.

Flagstaff October sunrise & sunset times

Browse the sunrise and sunset times for Flagstaff in October 2026. Select a month to view Flagstaff sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st October 2026 06:22 18:10
Friday, 16th October 2026 06:34 17:50
Saturday, 31st October 2026 06:47 17:33

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