Grape Island Weather Forecast

    • 65
    • 82

    Partly Sunny

    • 69
    • 81

    Partly Sunny

    • 72
    • 85

    Partly Sunny

    • 71
    • 86

    Slight Chance Rain Showers

    • 71
    • 85

    Chance Rain Showers

    • 71
    • 85

    Mostly Sunny

Today 4 Aug Eastern Norfolk

Sunny. Highs in the mid 80s. West Winds around 5 Mph.

Tonight 4 Aug Eastern Norfolk

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

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  • Temperature Real-Time

Grape Island Temperature Statistics

August Temperature

Boston, Logan International Airport (7.5 miles)

  • Lowest 1 August, 2026

    69.7 °F

  • Average August

    77.1 °F

  • Highest 1 August, 2026

    85.6 °F

Climate (2021–2026)

Boston, Logan International Airport (7.5 miles)

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  • Average Low 2021–2026

    46.7 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    61 °F
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