Block Island State Airport Weather Forecast

    • 61
    • 70

    Rain Showers

    • 61
    • 71

    Chance Rain Showers

    • 63
    • 76

    Breezy

    • 64
    • 76

    Mostly Sunny

    • 65
    • 76

    Chance Rain Showers

    • 63
    • 76

    Chance Rain Showers

Today 20 Aug Block Island

Partly Sunny, then mostly cloudy with Showers likely. Patchy fog. Locally heavy rainfall possible. Near steady temperature in the upper 60s. East Winds 15 to 20 Mph. Chance of rain 70 percent.

Tonight 20 Aug Block Island

Showers likely. Patchy fog. Locally heavy rainfall possible in the evening. Lows in the lower 60s. East Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Block Island State Airport Temperature Statistics

August Temperature

Block Island State Airport (0 miles)

  • Lowest 9 August, 2025

    55.9 °F

  • Average August

    69.4 °F

  • Highest 11 August, 2025

    82 °F

Climate (2020–Present)

Block Island State Airport (0 miles)

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  • Average Low 2020–2025

    47.1 °F

  • Average 2020–2025

    52.4 °F

  • Average High 2020–2025

    57.9 °F
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