National Weather Service Forecast for: Hamilton OH
Issued by: National Weather Service Wilmington, OH
Updated: 2:08 pm EDT Mar 19, 2026
 
This
Afternoon
This Afternoon: Sunny, with a high near 64. Southwest wind 3 to 5 mph.
Sunny
Tonight

Tonight: Increasing clouds, with a low around 44. Light southeast wind.
Increasing
Clouds
Friday

Friday: Partly sunny, with a high near 73. Southwest wind 7 to 13 mph, with gusts as high as 25 mph.
Partly Sunny
Friday
Night
Friday Night: Mostly cloudy, with a low around 46. West wind around 6 mph becoming light and variable  after midnight.
Mostly Cloudy
Saturday

Saturday: Mostly sunny, with a high near 72. Light and variable wind.
Mostly Sunny
Saturday
Night
Saturday Night: Mostly clear, with a low around 52.
Mostly Clear
Sunday

Sunday: Mostly sunny, with a high near 81.
Mostly Sunny
Sunday
Night
Sunday Night: A chance of showers and thunderstorms before 2am.  Mostly cloudy, with a low around 39. Chance of precipitation is 30%.
Chance
T-storms
Monday

Monday: Sunny, with a high near 53.
Sunny
Hi 64 °F Lo 44 °F Hi 73 °F Lo 46 °F Hi 72 °F Lo 52 °F Hi 81 °F Lo 39 °F Hi 53 °F

 

This Afternoon
 
Sunny, with a high near 64. Southwest wind 3 to 5 mph.
Tonight
 
Increasing clouds, with a low around 44. Light southeast wind.
Friday
 
Partly sunny, with a high near 73. Southwest wind 7 to 13 mph, with gusts as high as 25 mph.
Friday Night
 
Mostly cloudy, with a low around 46. West wind around 6 mph becoming light and variable after midnight.
Saturday
 
Mostly sunny, with a high near 72. Light and variable wind.
Saturday Night
 
Mostly clear, with a low around 52.
Sunday
 
Mostly sunny, with a high near 81.
Sunday Night
 
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 39. Chance of precipitation is 30%.
Monday
 
Sunny, with a high near 53.
Monday Night
 
Mostly clear, with a low around 32.
Tuesday
 
Partly sunny, with a high near 55.
Tuesday Night
 
Mostly cloudy, with a low around 38.
Wednesday
 
Partly sunny, with a high near 60.

 

Forecast from NOAA-NWS for Hamilton OH.