Williamstown Weather Forecast

    • 68
    • 85

    Mostly Cloudy

    • 70
    • 87

    Rain Showers Likely

    • 68
    • 82

    Rain Showers

    • 66
    • 82

    Chance Thunderstorms

    • 65
    • 83

    Chance Thunderstorms

    • 67
    • 85

    Mostly Sunny

    • 69
    • 87

    Mostly Sunny

Today 8 Jul Rush

Partly cloudy. Near steady temperature in the lower 80s. Light and variable Winds.

Tonight 8 Jul Rush

Partly cloudy. Lows in the upper 60s. Southwest Winds around 5 Mph.

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  • Temperature Real-Time

Williamstown Temperature Statistics

July Temperature

Shelbyville Municipal Airport (19.9 miles)

  • Lowest 6 July, 2026

    69.1 °F

  • Average July

    80.8 °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 °F
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