Williamstown Weather Forecast

    • 48
    • 64

    Mostly Sunny

    • 42
    • 63

    Mostly Sunny

    • 36
    • 56

    Partly Sunny

    • 34
    • 58

    Mostly Sunny

    • 42
    • 58

    Mostly Cloudy

    • 46
    • 59

    Chance Rain Showers

Today 20 Oct Rush

Sunny. Highs in the lower 60s. Southwest Winds 5 to 10 Mph, becoming south with Gusts up to 25 Mph this afternoon.

Tonight 20 Oct Rush

Clear through Midnight, then partly cloudy with a chance of Showers toward daybreak. Not as cool with Lows in the upper 40s. South Winds around 10 Mph with Gusts up to 25 Mph. Chance of rain 30 percent.

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Williamstown Temperature Statistics

October Temperature

Shelbyville Municipal Airport (19.9 miles)

  • Lowest 10 October, 2025

    37.9 °F

  • Average October

    62 °F

  • Highest 3 October, 2025

    84.9 °F

Climate (2020–Present)

Shelbyville Municipal Airport (19.9 miles)

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  • Average Low 2020–2025

    47.3 °F

  • Average 2020–2025

    57.1 °F

  • Average High 2020–2025

    67.1 °F
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