Lieutenant Island Weather Forecast

    • 26
    • 37

    Decreasing Clouds

    • 29
    • 33

    Partly Sunny

    • 35
    • 39

    Mostly Cloudy

    • 34
    • 41

    Mostly Cloudy

    • 32
    • 40

    Chance Rain/Snow

    • 30
    • 37

    Chance Snow

Today 14 Feb Barnstable

Mostly sunny. A chance of Flurries in the morning. Highs in the upper 30s. West Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 14 Feb Barnstable

Partly cloudy in the Evening, then becoming mostly clear. Lows in the mid 20s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lieutenant Island Temperature Statistics

February Temperature

Chatham, Chatham Municipal Airport (14.3 miles)

  • Lowest 8 February, 2026

    14 °F

  • Average February

    26.1 °F

  • Highest 11 February, 2026

    39.9 °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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