Tilson Cove Weather Forecast

    • 67
    • 70

    Increasing Clouds

    • 69
    • 73

    Mostly Sunny

    • 64
    • 74

    Rain Showers Likely

    • 61
    • 69

    Chance Rain Showers

    • 61
    • 69

    Partly Sunny

    • 60
    • 68

    Mostly Cloudy

Today 4 Sep Block Island

Sunny. Highs in the lower 70s. South Winds 5 to 10 Mph.

Tonight 4 Sep Block Island

Partly cloudy in the Evening, then becoming mostly cloudy. Patchy fog. Near steady temperature in the upper 60s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Tilson Cove Temperature Statistics

September Temperature

Block Island State Airport (1.9 miles)

  • Lowest 1 September, 2025

    59 °F

  • Average September

    63.8 °F

  • Highest 1 September, 2025

    69.1 °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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