Block Island - Charleston Beach Weather Forecast

    • 44
    • 57

    Increasing Clouds

    • 39
    • 56

    Partly Sunny

    • 48
    • 54

    Partly Sunny

    • 49
    • 56

    Chance Rain Showers

    • 48
    • 57

    Chance Rain Showers

    • 47
    • 55

    Rain Showers Likely

Today 25 Oct Block Island

Sunny. Highs in the upper 50s. Northwest Winds around 10 Mph.

Tonight 25 Oct Block Island

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the upper 40s. North Winds 5 to 10 Mph.

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Block Island - Charleston Beach Temperature Statistics

October Temperature

Block Island State Airport (1.9 miles)

  • Lowest 16 October, 2025

    45 °F

  • Average October

    58.7 °F

  • Highest 5 October, 2025

    75 °F

Climate (2020–Present)

Block Island State Airport (1.9 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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