Lieutenant Island Weather Forecast

    • 24
    • 31

    Increasing Clouds

    • 25
    • 30

    Mostly Cloudy

    • 21
    • 30

    Mostly Cloudy

    • 11
    • 28

    Windy

    • 12
    • 19

    Blustery

    • 18
    • 24

    Blustery

Today 4 Feb Barnstable

Mostly sunny. Highs in the upper 20s. West Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 4 Feb Barnstable

Partly cloudy. Lows 16 to 22. Northwest Winds 5 to 10 Mph.

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Lieutenant Island Temperature Statistics

February Temperature

Chatham, Chatham Municipal Airport (14.3 miles)

  • Lowest 1 February, 2026

    26.1 °F

  • Average February

    27.1 °F

  • Highest 1 February, 2026

    28.9 °F

Climate (2021–Present)

Chatham, Chatham Municipal Airport (14.3 miles)

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  • Average Low 2021–2026

    47.5 °F

  • Average 2021–2026

    53.8 °F

  • Average High 2021–2026

    59.9 °F
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