Lieutenant Island Weather Forecast

    • 17
    • 32

    Breezy

    • 17
    • 21

    Blustery

    • 24
    • 27

    Partly Sunny

    • 27
    • 31

    Partly Sunny

    • 30
    • 35

    Chance Rain/Snow

    • 25
    • 35

    Mostly Cloudy

Today 7 Feb Barnstable

Snow. Snow accumulation of 1 to 3 Inches. Highs in the lower 30s. East Winds 5 to 10 Mph, becoming northeast 10 to 15 Mph with Gusts up to 25 Mph in the afternoon. Chance of snow near 100 percent.

Tonight 7 Feb Barnstable

Mostly cloudy. Snow Likely, mainly in the evening. Total snow accumulation of 3 to 5 Inches possible. Blustery, Colder with Lows 7 to 13 above. North Winds 15 to 25 Mph with Gusts up to 40 Mph. Chance of snow 70 percent.

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Lieutenant Island Temperature Statistics

February Temperature

Chatham, Chatham Municipal Airport (14.3 miles)

  • Lowest 4 February, 2026

    17.1 °F

  • Average February

    25.7 °F

  • Highest 3 February, 2026

    35.1 °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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