Denali National Park weather in September 2021

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  • 6°C maximum daytime temperature in September in Denali National Park6
    6°C max day temperature
  • 5 hours of sunshine per day
  • 15 days with some rainfall in September in Denali National Park15
    15 days with some rainfall
  • -3°C minimum night-time temperature in September in Denali National Park-3
    -3°C min night temperature
  • 13 hours of daylight per day in September in Denali National Park13
    13 hours of daylight per day
  • No heat & humidity in September in Denali National Park0
    No heat & humidity
  • 45 mm monthly rainfall in September in Denali National Park45
    45 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in September in Denali National Park2
    2 (Low) UV index

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The September weather guide for Denali National Park, Alaska 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.

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How cold is it in Denali National Park in September?

Daytime temperatures usually reach 6°C in Denali National Park in September, falling to -3°C at night.

How sunny is it in Denali National Park in September?

There are normally 5 hours of bright sunshine each day in Denali National Park in September - that's 36% of daylight hours.

Does it rain in Denali National Park in September?

There are usually 15 days with some rain in Denali National Park in September and the average monthly rainfall is 45mm. Rain may fall as snow in this month.

Denali National Park sunrise & sunset times for September 2021

Browse the sunrise & sunset times for Denali National Park in September 2021. Select a month to view Denali National Park sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st September 2021 06:48 21:13
Wednesday, 15th September 2021 07:27 20:24
Thursday, 30th September 2021 08:08 19:32
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Metric (°C / mm)  |  Imperial (°F / inches)

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Where is warm in Alaska in September for 2021/2022?

Below are average maximum temperatures at popular destinations in Alaska in September. Select a destination to see more weather parameters.

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