Grape Island Weather Forecast

    • 61
    • 66

    Rain Showers Likely

    • 63
    • 66

    Mostly Cloudy

    • 62
    • 71

    Breezy

    • 65
    • 76

    Mostly Sunny

    • 67
    • 75

    Chance Rain Showers

    • 64
    • 73

    Chance Rain Showers

Today 20 Aug Eastern Norfolk

Mostly cloudy. A chance of Rain, then rain likely. Near steady temperature in the mid 60s. East Winds 5 to 10 Mph. Gusts up to 20 Mph. Chance of rain 60 percent.

Tonight 20 Aug Eastern Norfolk

Cloudy. Showers Likely, mainly in the evening. Patchy fog in the evening. Locally heavy rainfall possible in the evening. Near steady temperature around 60. East Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 70 percent.

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Grape Island Temperature Statistics

August Temperature

Boston, Logan International Airport (7.5 miles)

  • Lowest 1 August, 2025

    60.7 °F

  • Average August

    72.6 °F

  • Highest 17 August, 2025

    92.6 °F

Climate (2020–Present)

Boston, Logan International Airport (7.5 miles)

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  • Average Low 2020–2025

    46.9 °F

  • Average 2020–2025

    53.8 °F

  • Average High 2020–2025

    61.1 °F
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