Grape Island Weather Forecast

    • 68
    • 75

    Decreasing Clouds

    • 69
    • 81

    Partly Sunny

    • 66
    • 79

    Chance Rain Showers

    • 65
    • 74

    Slight Chance Rain Showers

    • 66
    • 72

    Rain Showers Likely

    • 66
    • 74

    Chance Rain Showers

Today 18 Aug Eastern Norfolk

Cloudy, then becoming partly sunny. Highs in the upper 70s. Northeast Winds 5 to 10 Mph.

Tonight 18 Aug Eastern Norfolk

Mostly cloudy. Patchy fog after midnight. Humid with Lows in the mid 60s. Southeast Winds 5 to 10 Mph, becoming southwest after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grape Island Temperature Statistics

August Temperature

Boston, Logan International Airport (7.5 miles)

  • Lowest 16 August, 2026

    62.1 °F

  • Average August

    78.6 °F

  • Highest 7 August, 2026

    94.6 °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

    53.7 °F

  • Average High 2021–2026

    61 °F
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