Southwest Point Weather Forecast

    • 68
    • 77

    Partly Sunny

    • 69
    • 78

    Mostly Sunny

    • 70
    • 78

    Chance Rain Showers

    • 69
    • 80

    Chance Rain Showers

    • 67
    • 77

    Mostly Sunny

    • 68
    • 76

    Mostly Sunny

Today 11 Aug Block Island

Sunny. Near steady temperature in the mid 70s. Southwest Winds around 10 Mph.

Tonight 11 Aug Block Island

Partly cloudy in the Evening, then becoming mostly clear. Humid with Lows in the upper 60s. Southwest Winds 10 to 15 Mph.

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Southwest Point Temperature Statistics

August Temperature

Block Island State Airport (1.9 miles)

  • Lowest 9 August, 2025

    55.9 °F

  • Average August

    67.1 °F

  • Highest 4 August, 2025

    79 °F

Climate (2020–Present)

Block Island State Airport (1.9 miles)

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  • Average Low 2020–2025

    47.1 °F

  • Average 2020–2025

    52.4 °F

  • Average High 2020–2025

    57.8 °F
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