Cincinnati weather in August 2025

Expect 29°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Cincinnati in August. Check more long-term weather averages for Cincinnati in August before you book your next holiday to Ohio in 2025/2026.

  • 29°C maximum daytime temperature in August in Cincinnati29
    29°C max day temperature
  • 8 hours of sunshine per day
  • 9 days with some rainfall in August in Cincinnati9
    9 days with some rainfall
  • 17°C minimum night-time temperature in August in Cincinnati17
    17°C min night temperature
  • 14 hours of daylight per day in August in Cincinnati14
    14 hours of daylight per day
  • Moderate heat & humidity in August in CincinnatiM
    Moderate heat & humidity
  • 93 mm monthly rainfall in August in Cincinnati93
    93 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in August in Cincinnati8
    8 (Very High) UV index

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The August weather guide for Ohio (Cincinnati) 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 Cincinnati in August?

Daytime temperatures usually reach 29°C in Cincinnati in August with moderate heat and humidity, falling to 17°C at night.

How sunny is it in Cincinnati in August?

There are normally 8 hours of bright sunshine each day in Cincinnati in August - that's 62% of daylight hours.

Does it rain in Cincinnati in August?

There are usually 9 days with some rain in Cincinnati in August and the average monthly rainfall is 93mm.

Cincinnati August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:39 19:49
Saturday, 16th August 2025 05:53 19:31
Sunday, 31st August 2025 06:06 19:10

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