Lieutenant Island Weather Forecast

    • 47
    • 52

    Increasing Clouds

    • 50
    • 58

    Mostly Sunny

    • 52
    • 59

    Partly Sunny

    • 48
    • 58

    Rain Showers Likely

    • 45
    • 54

    Rain Showers Likely

    • 46
    • 56

    Partly Sunny

    • 47
    • 56

    Mostly Cloudy

Today 3 May Barnstable

Partly sunny. Near steady temperature in the lower 50s. Northwest Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 3 May Barnstable

Partly cloudy this Evening, then becoming mostly clear. Lows in the mid 40s. West Winds 5 to 10 Mph with Gusts up to 25 Mph.

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  • Temperature Real-Time

Lieutenant Island Temperature Statistics

May Temperature

Chatham, Chatham Municipal Airport (14.3 miles)

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  • Average May

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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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