Williamstown Weather Forecast

    • 43
    • 69

    Sunny

    • 44
    • 69

    Mostly Sunny

    • 45
    • 69

    Sunny

    • 41
    • 66

    Mostly Sunny

    • 45
    • 68

    Partly Sunny

    • 47
    • 70

    Partly Sunny

Today 20 Oct Rush

Sunny. Highs in the upper 60s. East Winds around 5 Mph.

Tonight 20 Oct Rush

Clear. Lows in the lower 40s. Northeast Winds around 5 Mph through the late Overnight, becoming light and variable.

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Williamstown Temperature Statistics

October Temperature

Shelbyville Municipal Airport (19.9 miles)

  • Lowest 18 October, 2026

    33.1 °F

  • Average October

    62.5 °F

  • Highest 13 October, 2026

    89.7 °F

Climate (2021–2026)

Shelbyville Municipal Airport (19.9 miles)

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  • Average Low 2021–2026

    46.7 °F

  • Average 2021–2026

    56.8 °F

  • Average High 2021–2026

    67 °F
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