Westerville Reservoir Weather Forecast

    • 71
    • 84

    Rain Showers

    • 70
    • 85

    Rain Showers

    • 60
    • 80

    Partly Sunny

    • 62
    • 80

    Partly Sunny

    • 62
    • 80

    Chance Thunderstorms

    • 57
    • 75

    Partly Sunny

    • 57
    • 75

    Partly Sunny

Today 15 Aug Delaware

Mostly cloudy Early, then becoming partly cloudy. A chance of Thunderstorms with a slight chance of Showers. Some Thunderstorms may produce heavy rainfall. Highs in the lower 80s. Southeast Winds around 5 Mph. Chance of rain 30 percent.

Tonight 15 Aug Delaware

Mostly cloudy with Showers with a chance of Thunderstorms. Some Thunderstorms may produce heavy rainfall. Locally heavy rainfall possible. Lows around 70. South Winds around 5 Mph, becoming southwest late. Chance of rain 90 percent.

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Westerville Reservoir Temperature Statistics

August Temperature

Columbus, Ohio State University Airport (9.3 miles)

  • Lowest 4 August, 2026

    55.7 °F

  • Average August

    74.4 °F

  • Highest 5 August, 2026

    87.7 °F

Climate (2021–2026)

Columbus, Ohio State University Airport (9.3 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    55.7 °F

  • Average High 2021–2026

    65.4 °F
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