Block Island State Airport Weather Forecast

    • 68
    • 77

    Rain Showers

    • 64
    • 77

    Rain Showers

    • 64
    • 74

    Mostly Sunny

    • 65
    • 72

    Partly Sunny

    • 66
    • 73

    Partly Sunny

    • 68
    • 74

    Partly Sunny

Today 21 Jul Block Island

Partly sunny in the Morning, then mostly cloudy with Showers likely with a chance of Thunderstorms in the afternoon. Humid with Highs in the mid 70s. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 70 percent.

Tonight 21 Jul Block Island

Mostly cloudy. Near steady temperature in the upper 60s. South Winds around 10 Mph.

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Block Island State Airport Temperature Statistics

July Temperature

Block Island State Airport (0 miles)

  • Lowest 6 July, 2026

    63 °F

  • Average July

    71.5 °F

  • Highest 3 July, 2026

    88 °F

Climate (2021–2026)

Block Island State Airport (0 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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