Old Mystic Weather Forecast

    • 35
    • 40

    Mostly Cloudy

    • 17
    • 43

    Partly Sunny

    • 22
    • 32

    Snow/Sleet

    • 30
    • 47

    Rain

    • 21
    • 40

    Partly Sunny

    • 27
    • 37

    Wintry Mix Likely

Today 3 Feb Southern New London

Mostly cloudy. Near steady temperature in the upper 30s. Southwest Winds 5 to 10 Mph.

Tonight 3 Feb Southern New London

Cloudy. Patchy fog. Lows in the mid 30s. Southwest Winds 5 to 10 Mph. Gusts up to 20 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Old Mystic Temperature Statistics

February Temperature

Groton / New London, Groton / New London Airport (6.2 miles)

  • Lowest 1 February, 2025

    19 °F

  • Average February

    31.4 °F

  • Highest 1 February, 2025

    39 °F

Climate (2020–Present)

Groton / New London, Groton / New London Airport (6.2 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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