Southwest Point Weather Forecast

    • 70
    • 76

    Rain Showers Likely

    • 70
    • 76

    Rain Showers Likely

    • 70
    • 77

    Partly Sunny

    • 71
    • 78

    Chance Rain Showers

    • 68
    • 78

    Chance Rain Showers

    • 69
    • 76

    Chance Rain Showers

    • 69
    • 76

    Chance Rain Showers

Today 16 Aug Block Island

Mostly sunny. Near steady temperature in the mid 70s. South Winds around 10 Mph.

Tonight 16 Aug Block Island

Mostly cloudy. A chance of Showers after midnight. Lows in the upper 60s. South Winds 10 to 15 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Southwest Point Temperature Statistics

August Temperature

Block Island State Airport (1.9 miles)

  • Lowest 4 August, 2026

    64 °F

  • Average August

    73.7 °F

  • Highest 7 August, 2026

    84.9 °F

Climate (2021–2026)

Block Island State Airport (1.9 miles)

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  • Average Low 2021–2026

    46.8 °F

  • Average 2021–2026

    52.1 °F

  • Average High 2021–2026

    57.6 °F
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