National Weather Service Forecast for: Hamilton OH
Issued by: National Weather Service Wilmington, OH
Updated: 5:34 am EST Dec 17, 2025
 
Today

Today: Mostly cloudy, then gradually becoming sunny, with a high near 45. Southwest wind 5 to 9 mph becoming light south in the afternoon.
Decreasing
Clouds

 Tonight

Tonight: Partly cloudy, with a low around 31. Calm wind becoming south around 6 mph after midnight.
Partly Cloudy

 Thursday

Thursday: Rain, mainly after 1pm. High near 54. South wind 9 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Chance Rain
then Rain

 Thursday
Night
Thursday Night: Rain likely before 4am, then a slight chance of snow. Mostly cloudy, with a low around 22. South wind 11 to 14 mph becoming west in the evening. Winds could gust as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Rain Likely
then
Rain/Snow
Likely
 Friday

Friday: Partly sunny, with a high near 32. West wind 9 to 14 mph, with gusts as high as 25 mph.
Partly Sunny

 Friday
Night
Friday Night: Partly cloudy, with a low around 24.
Partly Cloudy

 Saturday

Saturday: Partly sunny, with a high near 48.
Partly Sunny

 Saturday
Night
Saturday Night: Mostly cloudy, with a low around 29.
Mostly Cloudy

 Sunday

Sunday: Mostly sunny, with a high near 42.
Mostly Sunny
Hi 45 °F Lo 31 °F Hi 54 °F Lo 22 °F Hi 32 °F Lo 24 °F Hi 48 °F Lo 29 °F Hi 42 °F

Hazardous Weather Outlook
 

Today
 
 Mostly cloudy, then gradually becoming sunny, with a high near 45. Southwest wind 5 to 9 mph becoming light south in the afternoon.
Tonight
 
 Partly cloudy, with a low around 31. Calm wind becoming south around 6 mph after midnight.
Thursday
 
 Rain, mainly after 1pm. High near 54. South wind 9 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
 
 Rain likely before 4am, then a slight chance of snow. Mostly cloudy, with a low around 22. South wind 11 to 14 mph becoming west in the evening. Winds could gust as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday
 
 Partly sunny, with a high near 32. West wind 9 to 14 mph, with gusts as high as 25 mph.
Friday Night
 
 Partly cloudy, with a low around 24.
Saturday
 
 Partly sunny, with a high near 48.
Saturday Night
 
 Mostly cloudy, with a low around 29.
Sunday
 
 Mostly sunny, with a high near 42.
Sunday Night
 
 Partly cloudy, with a low around 25.
Monday
 
 Partly sunny, with a high near 40.
Monday Night
 
 A chance of rain. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Tuesday
 
 Mostly cloudy, with a high near 50.

 

Forecast from NOAA-NWS for Hamilton OH.