Mystic Weather Forecast

    • 25
    • 33

    Chance Rain

    • 28
    • 43

    Rain

    • 15
    • 37

    Mostly Sunny

    • 31
    • 39

    Chance Snow

    • 28
    • 48

    Mostly Cloudy

    • 21
    • 38

    Partly Sunny

Today 30 Jan Southern New London

Sunny. Highs in the lower 30s. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 30 Jan Southern New London

Mostly clear. Lows around 19. Northwest Winds 15 to 20 Mph with Gusts up to 40 Mph.

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Mystic Temperature Statistics

January Temperature

Groton / New London, Groton / New London Airport (4.3 miles)

  • Lowest 22 January, 2025

    5.8 °F

  • Average January

    29.1 °F

  • Highest 1 January, 2025

    51.7 °F

Climate (2020–Present)

Groton / New London, Groton / New London Airport (4.3 miles)

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  • Average Low 2020–2025

    45.6 °F

  • Average 2020–2025

    53.4 °F

  • Average High 2020–2025

    61 °F
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