Block Island Weather Forecast

    • 68
    • 79

    Increasing Clouds

    • 67
    • 74

    Rain Showers Likely

    • 69
    • 75

    Slight Chance Rain Showers

    • 71
    • 78

    Mostly Sunny

    • 71
    • 81

    Mostly Sunny

    • 71
    • 80

    Chance Rain Showers

Today 6 Aug Block Island

Mostly sunny. Humid with Highs in the upper 70s. Northeast Winds 5 to 10 Mph, becoming southeast in the afternoon.

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Block Island Temperature Statistics

August Temperature

Block Island State Airport (0 miles)

  • Lowest 1 August, 2020

    66 °F
  • Average August

    76.3 °F
  • Highest 1 August, 2020

    84 °F

Climate (2010–Present)

Block Island State Airport (0 miles)

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  • Average Low 2010–Present

    46.1 °F
  • Average 2010–Present

    51.2 °F
  • Average High 2010–Present

    56.6 °F
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