Williamstown Weather Forecast

    • 53
    • 85

    Increasing Clouds

    • 44
    • 70

    Partly Sunny

    • 55
    • 79

    Mostly Sunny

    • 56
    • 88

    Mostly Sunny

    • 56
    • 84

    Mostly Sunny

    • 65
    • 87

    Chance Thunderstorms

Today 9 May Jefferson

Sunny early this Morning, then becoming partly sunny. A chance of Showers with a slight chance of Thunderstorms this afternoon. Much warmer with Highs in the mid 80s. West Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 30 percent.

Tonight 9 May Jefferson

Mostly cloudy with a chance of Showers. Isolated Thunderstorms. Lows in the lower 50s. North Winds 5 to 10 Mph. Chance of rain 40 percent.

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Williamstown Temperature Statistics

May Temperature

Lawrence, Lawrence Municipal Airport (7.5 miles)

  • Lowest 1 May, 2026

    32.6 °F

  • Average May

    57.5 °F

  • Highest 3 May, 2026

    83.6 °F

Climate (2021–Present)

Lawrence, Lawrence Municipal Airport (7.5 miles)

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  • Average Low 2021–2026

    44.5 °F

  • Average 2021–2026

    57.1 °F

  • Average High 2021–2026

    69.7 °F
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