Williamstown Weather Forecast

    • 61
    • 80

    Rain Showers

    • 52
    • 78

    Rain Showers

    • 48
    • 73

    Mostly Sunny

    • 47
    • 71

    Mostly Sunny

    • 51
    • 75

    Partly Sunny

    • 47
    • 73

    Partly Sunny

Today 24 Aug Northern Berkshire

Partly sunny. A chance of Showers in the afternoon. Highs around 80. South Winds around 10 Mph with Gusts up to 20 Mph. Chance of rain 30 percent.

Tonight 24 Aug Northern Berkshire

Mostly cloudy with a chance of Thunderstorms. A chance of Showers in the Evening, then Showers after midnight. Lows around 60. South Winds 5 to 10 Mph. Chance of rain 80 percent.

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Williamstown Temperature Statistics

August Temperature

North Adams Harriman-and-West Airport (1.9 miles)

  • Lowest 18 August, 2025

    46.7 °F

  • Average August

    69.6 °F

  • Highest 13 August, 2025

    92.6 °F

Climate (2020–Present)

North Adams Harriman-and-West Airport (1.9 miles)

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  • Average Low 2020–2025

    40.3 °F

  • Average 2020–2025

    50.2 °F

  • Average High 2020–2025

    60.2 °F
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