Idaho Falls weather in September 2020

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  • 23°C maximum daytime temperature in September in Idaho Falls23
    23°C max day temperature
  • 10 hours of sunshine per day
  • 6 days with some rainfall in September in Idaho Falls6
    6 days with some rainfall
  • 5°C minimum night-time temperature in September in Idaho Falls5
    5°C min night temperature
  • 12 hours of daylight per day in September in Idaho Falls12
    12 hours of daylight per day
  • No heat & humidity in September in Idaho Falls0
    No heat & humidity
  • 22 mm monthly rainfall in September in Idaho Falls22
    22 mm of monthly rainfall
  • UV (maximum) index 6 (High) in September in Idaho Falls6
    6 (High) UV index
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The September weather guide for Idaho Falls, Idaho 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 hot is it in Idaho Falls in September?

Daytime temperatures usually reach 23°C in Idaho Falls in September, falling to 5°C at night.

How sunny is it in Idaho Falls in September?

There are normally 10 hours of bright sunshine each day in Idaho Falls in September - that's 76% of daylight hours.

Does it rain in Idaho Falls in September?

There are usually 6 days with some rain in Idaho Falls in September and the average monthly rainfall is 22mm.

Idaho Falls sunrise & sunset times for September 2020

Browse the sunrise & sunset times for Idaho Falls in September 2020. Select a month to view Idaho Falls sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st September 2020 06:53 20:02
Tuesday, 15th September 2020 07:08 19:37
Wednesday, 30th September 2020 07:25 19:10
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Metric (°C / mm)  |  Imperial (°F / inches)

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Where is hot in Idaho in September for 2020/2021?

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

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