Old Harbor Weather Forecast

    • 31
    • 40

    Mostly Sunny

    • 43
    • 49

    Rain

    • 32
    • 47

    Rain

    • 31
    • 36

    Slight Chance Snow

    • 33
    • 41

    Chance Rain

    • 36
    • 40

    Slight Chance Rain

Today 3 Dec Block Island

Sunny. A slight chance of rain Showers this afternoon. Highs around 40. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 20 percent.

Tonight 3 Dec Block Island

Partly cloudy with a slight chance of rain Showers in the Evening, then mostly clear after midnight. Lows around 30. Northwest Winds 10 to 15 Mph. Chance of rain 20 percent.

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Old Harbor Temperature Statistics

December Temperature

Block Island State Airport (1.2 miles)

  • Lowest 1 December, 2024

    30.9 °F

  • Average December

    34.1 °F

  • Highest 1 December, 2024

    37 °F

Climate (2019–Present)

Block Island State Airport (1.2 miles)

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  • Average Low 2019–2024

    47.2 °F

  • Average 2019–2024

    52.5 °F

  • Average High 2019–2024

    57.9 °F
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