Mystic Weather Forecast

    • 53
    • 70

    Partly Sunny

    • 51
    • 70

    Partly Sunny

    • 47
    • 67

    Mostly Sunny

    • 51
    • 65

    Partly Sunny

    • 53
    • 68

    Slight Chance Rain Showers

    • 50
    • 67

    Chance Rain Showers

Today 27 Sep Southern New London

Mostly sunny. Highs around 70. Southwest Winds 10 to 15 Mph.

Tonight 27 Sep Southern New London

Mostly clear. Lows in the lower 50s. West Winds 5 to 10 Mph with Gusts up to 20 Mph.

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Mystic Temperature Statistics

September Temperature

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

  • Lowest 16 September, 2022

    48 °F
  • Average September

    68.2 °F
  • Highest 1 September, 2022

    84 °F

Climate (2010–Present)

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

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  • Average Low 2010–Present

    45.8 °F
  • Average 2010–Present

    53.4 °F
  • Average High 2010–Present

    60.5 °F
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