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National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 40.13°N 82.92°W (Text-Only)
NWS Forecast for: Westerville OH
Issued by: National Weather Service Wilmington, OH
Last Update: 4:00 am EDT Jun 30, 2026		Print

  • Today

    Today: Mostly sunny, with a high near 95. Heat index values as high as 105. Light south wind becoming southwest 6 to 11 mph in the morning.

    High: 95 °F

    Mostly Sunny


  • Tonight

    Tonight: Mostly clear, with a low around 76. Southwest wind 3 to 8 mph.

    Low: 76 °F

    Mostly Clear


  • Wednesday

    Wednesday: Sunny and hot, with a high near 98. Heat index values as high as 106. Southwest wind 3 to 8 mph.

    High: 98 °F

    Hot


  • Wednesday
    Night

    Wednesday Night: Clear, with a low around 75. Southwest wind around 6 mph becoming calm in the evening.

    Low: 75 °F

    Clear


  • Thursday

    Thursday: Sunny and hot, with a high near 97. Calm wind becoming southwest 5 to 9 mph in the afternoon.

    High: 97 °F

    Hot


  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear


  • Friday

    Friday: A chance of showers and thunderstorms. Partly sunny, with a high near 94. Chance of precipitation is 40%.

    High: 94 °F

    Chance
    T-storms

  • Friday
    Night

    Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Chance of precipitation is 30%.

    Low: 75 °F

    Chance
    T-storms

  • Independence
    Day

    Independence Day: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94. Chance of precipitation is 50%.

    High: 94 °F

    Mostly Sunny
    then Chance
    T-storms



    • Today: Mostly sunny, with a high near 95. Heat index values as high as 105. Light south wind becoming southwest 6 to 11 mph in the morning.

    Tonight: Mostly clear, with a low around 76. Southwest wind 3 to 8 mph.

    Wednesday: Sunny and hot, with a high near 98. Heat index values as high as 106. Southwest wind 3 to 8 mph.

    Wednesday Night: Clear, with a low around 75. Southwest wind around 6 mph becoming calm in the evening.

    Thursday: Sunny and hot, with a high near 97. Calm wind becoming southwest 5 to 9 mph in the afternoon.

    Thursday Night: Mostly clear, with a low around 77.

    Friday: A chance of showers and thunderstorms. Partly sunny, with a high near 94. Chance of precipitation is 40%.

    Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Chance of precipitation is 30%.

    Independence Day: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94. Chance of precipitation is 50%.

    Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Chance of precipitation is 40%.

    Sunday: A chance of showers and thunderstorms. Partly sunny, with a high near 91. Chance of precipitation is 40%.

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.

    Monday: A chance of showers and thunderstorms. Partly sunny, with a high near 89. Chance of precipitation is 30%.


    Westerville OH
     40.13°N 82.92°W (Elev. 876 ft)

    Visit your local NWS office at: https://www.weather.gov/iln/