Williamstown Weather Forecast

    • 65
    • 70

    Slight Chance Thunderstorms

    • 41
    • 74

    Rain Showers

    • 34
    • 55

    Mostly Sunny

    • 37
    • 62

    Mostly Sunny

    • 40
    • 67

    Partly Sunny

    • 41
    • 70

    Mostly Sunny

    • 41
    • 70

    Mostly Sunny

Today 15 Oct Wood

Mostly cloudy with a 20 percent chance of Showers. Highs in the mid 70s. East Winds around 5 Mph.

Tonight 15 Oct Wood

Mostly cloudy this Evening, then partly cloudy with a slight chance of Showers and Thunderstorms after midnight. Lows in the upper 60s. South Winds 5 to 10 Mph. Gusts up to 25 Mph after midnight. Chance of rain 20 percent.

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Williamstown Temperature Statistics

October Temperature

Parkersburg, Mid-Ohio Valley Regional Airport (3.7 miles)

  • Lowest 7 October, 2026

    38.6 °F

  • Average October

    61.9 °F

  • Highest 1 October, 2026

    84.2 °F

Climate (2021–2026)

Parkersburg, Mid-Ohio Valley Regional Airport (3.7 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    55.8 °F

  • Average High 2021–2026

    66.4 °F
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