Minneapolis weather in September 2025

Expect daytime maximum temperatures of 21°C in Minneapolis in September based on long-term weather averages. There are 8 hours of sunshine per day on average with 10 days with some rainfall and typically 70 mm of rainfall in the month.

  • 21°C maximum daytime temperature in September in Minneapolis21
    21°C max day temperature
  • 8 hours of sunshine per day
  • 10 days with some rainfall in September in Minneapolis10
    10 days with some rainfall
  • 10°C minimum night-time temperature in September in Minneapolis10
    10°C min night temperature
  • 12 hours of daylight per day in September in Minneapolis12
    12 hours of daylight per day
  • No heat & humidity in September in Minneapolis0
    No heat & humidity
  • 70 mm monthly rainfall in September in Minneapolis70
    70 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in September in Minneapolis5
    5 (Moderate) UV index

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The September weather guide for Minnesota (Minneapolis) 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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How hot is it in Minneapolis in September?

Daytime temperatures usually reach 21°C in Minneapolis in September, falling to 10°C at night.

How sunny is it in Minneapolis in September?

There are normally 8 hours of bright sunshine each day in Minneapolis in September - that's 61% of daylight hours.

Does it rain in Minneapolis in September?

There are usually 10 days with some rain in Minneapolis in September and the average monthly rainfall is 70mm.

Minneapolis September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:36 18:50
Monday, 15th September 2025 05:52 18:23
Tuesday, 30th September 2025 06:10 17:55

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