Weather forecast for: Blanchester OH
Last Update: 4:00 am EDT Sep 3, 2026
Today: Sunny, with a high near 95. Heat index values as high as 103. Calm wind becoming west 5 to 8 mph in the morning.
Tonight: Mostly clear, with a low around 73. Calm wind.
Friday: Sunny, with a high near 94. Heat index values as high as 102. Light southwest wind becoming west 5 to 9 mph in the morning.
Friday Night: A chance of showers and thunderstorms after 2am. Increasing clouds, with a low around 72. Light northwest wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 88. Calm wind becoming north 5 to 8 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night: Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 63. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday: Sunny, with a high near 82.
Sunday Night: Mostly clear, with a low around 60.
Labor Day: Sunny, with a high near 85.
Monday Night: Mostly clear, with a low around 64.
Tuesday: Mostly sunny, with a high near 87.
Tuesday Night: Mostly clear, with a low around 68.
Wednesday: Sunny, with a high near 90.