Zanesville Weather Forecast

    • 69
    • 87

    Thunderstorms

    • 66
    • 85

    Chance Thunderstorms

    • 59
    • 79

    Partly Sunny

    • 67
    • 82

    Rain Showers Likely

    • 65
    • 82

    Rain Showers Likely

    • 62
    • 79

    Chance Rain Showers

Today 16 Sep Muskingum

Partly cloudy with scattered Showers. Scattered Thunderstorms in the afternoon. Unseasonably warm. Humid with Highs in the upper 80s. South Winds around 5 Mph. Chance of rain 50 percent. Heat index Values in the mid 90s in the afternoon.

Tonight 16 Sep Muskingum

Mostly cloudy. Scattered Showers and Thunderstorms in the Evening, then isolated Showers after midnight. Warm with Lows in the upper 60s. South Winds around 5 Mph in the Evening, becoming light and variable. Chance of rain 50 percent.

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Zanesville Temperature Statistics

September Temperature

Zanesville, Zanesville Municipal Airport (6.2 miles)

  • Lowest 6 September, 2026

    58.6 °F

  • Average September

    75.5 °F

  • Highest 3 September, 2026

    93.7 °F

Climate (2021–2026)

Zanesville, Zanesville Municipal Airport (6.2 miles)

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  • Average Low 2021–2026

    44.5 °F

  • Average 2021–2026

    54.7 °F

  • Average High 2021–2026

    64.9 °F
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