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City of Hamilton, OHHamilton, OH 7-Day Night Weather Forecast
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Hamilton, OH Weather Forecast
Hamilton, OH Weather Forecast Date: 843 AM EDT Fri Sep 04 2026
The area/counties/county of: Butler, including the cities of: Hamilton, Middletown, Fairfield, and Oxford.or toggle through each period.
Rest of Today... Mostly sunny. Hot with highs in the mid 90s. West winds 5 to 10 mph. Heat index values up to 106 this afternoon.
Tonight... Mostly clear. A slight chance of showers and thunderstorms after midnight. Muggy and unseasonably warm. Lows in the lower 70s. West winds around 5 mph. Chance of rain 20%.
Saturday... Partly cloudy. A chance of showers and thunderstorms in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Hot with highs around 90. Northwest winds 5 to 10 mph. Chance of rain 50%. Heat index values up to 102 in the afternoon.
Saturday Night... Partly cloudy. Muggy. Lows in the mid 60s. Northeast winds 5 to 10 mph.
Sunday... Mostly sunny. Highs in the lower 80s. Northeast winds 5 to 10 mph.
Sunday Night... Mostly clear. Lows around 60.
Labor Day... Mostly sunny. Highs in the mid 80s.
Monday Night... Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 60s.
Tuesday... Partly cloudy in the morning, then clearing. Highs in the upper 80s.
Tuesday Night... Mostly clear in the evening, then becoming partly cloudy. Unseasonably warm with lows in the upper 60s.
Wednesday... Mostly sunny. Hot with highs in the lower 90s.
Wednesday Night... Mostly clear in the evening, then becoming partly cloudy. Unseasonably warm with lows in the lower 70s.
POP = Probability of Precipitation
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