Williamstown Weather Forecast

    • 59
    • 77

    Mostly Cloudy

    • 66
    • 80

    Slight Chance Rain Showers

    • 70
    • 87

    Partly Sunny

    • 73
    • 91

    Chance Thunderstorms

    • 68
    • 89

    Slight Chance Thunderstorms

    • 65
    • 85

    Mostly Sunny

Today 24 Jul Rush

Partly cloudy through early afternoon. Highs in the upper 70s. Northeast Winds around 5 Mph.

Tonight 24 Jul Rush

Partly cloudy through the late Overnight, then clearing. Lows in the upper 50s. Northeast Winds around 5 Mph through the late Overnight, becoming light and variable.

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Williamstown Temperature Statistics

July Temperature

Shelbyville Municipal Airport (19.9 miles)

  • Lowest 13 July, 2026

    62.7 °F

  • Average July

    78.8 °F

  • Highest 3 July, 2026

    94.6 °F

Climate (2021–2026)

Shelbyville Municipal Airport (19.9 miles)

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  • Average Low 2021–2026

    46.9 °F

  • Average 2021–2026

    56.9 °F

  • Average High 2021–2026

    67.1 °F
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