Ohio weather in September 2025

Expect 25°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Ohio in September based on long-term weather averages. There is usually 8 days with some rainfall and 72 mm of average monthly rainfall in September.

  • 25°C maximum daytime temperature in September in Ohio (Columbus)25
    25°C max day temperature
  • 7 hours of sunshine per day
  • 8 days with some rainfall in September in Ohio (Columbus)8
    8 days with some rainfall
  • 12°C minimum night-time temperature in September in Ohio (Columbus)12
    12°C min night temperature
  • 12 hours of daylight per day in September in Ohio (Columbus)12
    12 hours of daylight per day
  • No heat & humidity in September in Ohio (Columbus)0
    No heat & humidity
  • 72 mm monthly rainfall in September in Ohio (Columbus)72
    72 mm of monthly rainfall
  • UV (maximum) index 6 (High) in September in Ohio (Columbus)6
    6 (High) UV index

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The September weather guide for Ohio (Columbus) 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.

Top Ohio destinations

Below are average maximum temperatures at popular countries, regions and places in Ohio in September. Select a holiday destination to see more weather parameters.

All Ohio destinations

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Ohio in September?

Daytime temperatures usually reach 25°C in Columbus, Ohio in September with no heat and humidity, falling to 12°C at night.

How sunny is it in Ohio in September?

There are normally 7 hours of bright sunshine each day in Columbus, Ohio in September - that's 57% of daylight hours.

Does it rain in Ohio in September?

There are usually 8 days with some rain in Columbus, Ohio in September and the average monthly rainfall is 72mm.

Ohio September sunrise & sunset times

Browse the sunrise and sunset times for Ohio in September 2025. Select a month to view Ohio sunrise and sunset times for the next 12 months. The Ohio sunrise and sunset times shown below are for Columbus.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:00 19:03
Monday, 15th September 2025 06:13 18:40
Tuesday, 30th September 2025 06:28 18:15

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