Billings weather in September 2020

  • 22°C maximum daytime temperature in September in Billings22
    22°C max day temperature
  • 9 hours of sunshine per day
  • 7 days with some rainfall in September in Billings7
    7 days with some rainfall
  • 7°C minimum night-time temperature in September in Billings7
    7°C min night temperature
  • 12 hours of daylight per day in September in Billings12
    12 hours of daylight per day
  • No heat & humidity in September in Billings0
    No heat & humidity
  • 37 mm monthly rainfall in September in Billings37
    37 mm of monthly rainfall
  • UV (maximum) index 6 (High) in September in Billings6
    6 (High) UV index
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The September weather guide for Billings, Montana 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 Billings in September?

Daytime temperatures usually reach 22°C in Billings in September, falling to 7°C at night.

How sunny is it in Billings in September?

There are normally 9 hours of bright sunshine each day in Billings in September - that's 68% of daylight hours.

Does it rain in Billings in September?

There are usually 7 days with some rain in Billings in September and the average monthly rainfall is 37mm.

Billings sunrise & sunset times for September 2020

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


Date Sunrise times Sunset times
Tuesday, 1st September 2020 06:36 19:51
Tuesday, 15th September 2020 06:53 19:24
Wednesday, 30th September 2020 07:12 18:55
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Metric (°C / mm)  |  Imperial (°F / inches)

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Where's hot in Montana in September?

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

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