Block Island State Beach Weather Forecast

    • 56
    • 66

    Mostly Cloudy

    • 58
    • 68

    Isolated Thunderstorms

    • 54
    • 70

    Rain Showers

    • 53
    • 66

    Chance Rain Showers

    • 52
    • 64

    Slight Chance Rain Showers

    • 53
    • 65

    Partly Sunny

Today 26 May Block Island

Partly sunny. Highs in the mid 60s. Northeast Winds around 5 Mph, becoming southwest this afternoon.

Tonight 26 May Block Island

Mostly cloudy. Lows in the mid 50s. Southwest Winds around 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Block Island State Beach Temperature Statistics

May Temperature

Block Island State Airport (0.6 miles)

  • Lowest 1 May, 2026

    44.1 °F

  • Average May

    53.5 °F

  • Highest 17 May, 2026

    73.9 °F

Climate (2021–Present)

Block Island State Airport (0.6 miles)

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  • Average Low 2021–2026

    46.8 °F

  • Average 2021–2026

    52 °F

  • Average High 2021–2026

    57.5 °F
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