Westerville Reservoir Weather Forecast

    • 16
    • 42

    Rain/Snow Likely

    • 17
    • 25

    Partly Sunny

    • 24
    • 35

    Snow Likely

    • 9
    • 29

    Chance Snow

    • 11
    • 20

    Mostly Cloudy

    • 6
    • 23

    Mostly Cloudy

Today 14 Jan Delaware

Mostly cloudy. A chance of rain and snow this Morning, then snow and rain likely this afternoon. Snow accumulation less than an inch. Highs in the lower 40s. Temperatures falling to around 30 this afternoon. West Winds 5 to 10 Mph with Gusts up to 20 Mph, increasing to northwest 15 to 20 Mph with Gusts up to 30 Mph this afternoon. Chance of precipitation 70 percent.

Tonight 14 Jan Delaware

Partly cloudy. A chance of snow in the evening. Much cooler with Lows around 15. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of snow 40 percent.

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Westerville Reservoir Temperature Statistics

January Temperature

Columbus, Ohio State University Airport (9.3 miles)

  • Lowest 1 January, 2026

    12 °F

  • Average January

    34.9 °F

  • Highest 9 January, 2026

    61 °F

Climate (2021–Present)

Columbus, Ohio State University Airport (9.3 miles)

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  • Average Low 2021–2026

    46.1 °F

  • Average 2021–2026

    55.7 °F

  • Average High 2021–2026

    65.3 °F
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