Sixpenny Island Weather Forecast

    • 36
    • 43

    Increasing Clouds

    • 33
    • 46

    Chance Rain

    • 20
    • 42

    Chance Rain

    • 24
    • 32

    Partly Sunny

    • 28
    • 40

    Chance Rain

    • 21
    • 38

    Chance Rain

Today 13 Jan Southern New London

Sunny. Highs in the lower 40s. Southwest Winds 5 to 10 Mph. Gusts up to 20 Mph in the afternoon.

Tonight 13 Jan Southern New London

Mostly cloudy. Lows in the mid 30s. Southwest Winds 5 to 10 Mph with Gusts up to 25 Mph.

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Sixpenny Island Temperature Statistics

January Temperature

Groton / New London, Groton / New London Airport (3.1 miles)

  • Lowest 1 January, 2026

    16 °F

  • Average January

    31.7 °F

  • Highest 8 January, 2026

    50 °F

Climate (2021–Present)

Groton / New London, Groton / New London Airport (3.1 miles)

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  • Average Low 2021–2026

    45.4 °F

  • Average 2021–2026

    53.4 °F

  • Average High 2021–2026

    60.9 °F
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