Williamsburg Weather Forecast

    • 64
    • 83

    Decreasing Clouds

    • 67
    • 86

    Mostly Sunny

    • 69
    • 87

    Mostly Cloudy

    • 68
    • 85

    Rain Showers Likely

    • 68
    • 85

    Chance Thunderstorms

    • 67
    • 85

    Chance Rain Showers

Today 30 Jul Dorchester

Mostly sunny. Highs in the mid 80s. Northwest Winds 10 to 15 Mph.

Tonight 30 Jul Dorchester

Partly cloudy in the Evening, then becoming mostly clear. Lows in the upper 60s. Northwest Winds 5 to 10 Mph.

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Williamsburg Temperature Statistics

July Temperature

Cambridge-Dorchester Airport (13.7 miles)

  • Lowest 24 July, 2026

    59 °F

  • Average July

    78.6 °F

  • Highest 2 July, 2026

    98.6 °F

Climate (2021–2026)

Cambridge-Dorchester Airport (13.7 miles)

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  • Average Low 2021–2026

    49 °F

  • Average 2021–2026

    58 °F

  • Average High 2021–2026

    66.7 °F
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