The Breachway Weather Forecast

    • 64
    • 81

    Mostly Sunny

    • 66
    • 81

    Mostly Sunny

    • 68
    • 80

    Chance Rain Showers

    • 65
    • 82

    Chance Rain Showers

    • 61
    • 80

    Mostly Sunny

    • 63
    • 78

    Mostly Sunny

Today 11 Aug Washington

Sunny. Highs in the upper 80s. Southwest Winds 5 to 10 Mph. Gusts up to 20 Mph.

Tonight 11 Aug Washington

Mostly clear. Lows in the mid 60s. Southwest Winds 5 to 10 Mph. Gusts up to 20 Mph in the evening.

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The Breachway Temperature Statistics

August Temperature

Block Island State Airport (14.3 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 (14.3 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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