Block Island Sound Weather Forecast

    • 35
    • 45

    Rain

    • 23
    • 38

    Rain/Snow

    • 15
    • 26

    Partly Sunny

    • 12
    • 20

    Mostly Cloudy

    • 14
    • 21

    Partly Sunny

    • 25
    • 30

    Partly Sunny

Today 18 Jan Northeast Suffolk

Mostly cloudy. Rain in the afternoon. Highs in the mid 40s. South Winds 10 to 15 Mph. Chance of rain 80 percent.

Tonight 18 Jan Northeast Suffolk

Mostly cloudy. A chance of rain in the evening. Lows in the lower 30s. Southwest Winds 10 to 15 Mph, becoming west 5 to 10 Mph after midnight. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Block Island Sound Temperature Statistics

January Temperature

Westerly, Westerly State Airport (7.5 miles)

  • Lowest 7 January, 2025

    15.9 °F

  • Average January

    30.5 °F

  • Highest 1 January, 2025

    51.7 °F

Climate (2020–Present)

Westerly, Westerly State Airport (7.5 miles)

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  • Average Low 2020–2025

    44.8 °F

  • Average 2020–2025

    52.8 °F

  • Average High 2020–2025

    60.6 °F
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