Mumford Point Weather Forecast

    • 60
    • 74

    Decreasing Clouds

    • 53
    • 79

    Mostly Sunny

    • 52
    • 69

    Mostly Sunny

    • 54
    • 68

    Partly Sunny

    • 60
    • 71

    Partly Sunny

    • 61
    • 75

    Partly Sunny

Today 18 Sep Southern New London

Partly sunny. A chance of Showers in the morning. Patchy fog in the morning. Highs in the mid 70s. Northeast Winds around 5 Mph, becoming south in the afternoon. Chance of rain 30 percent.

Tonight 18 Sep Southern New London

Mostly clear. Lows in the upper 50s. West Winds around 5 Mph.

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Mumford Point Temperature Statistics

September Temperature

Groton / New London, Groton / New London Airport (1.2 miles)

  • Lowest 9 September, 2025

    48 °F

  • Average September

    61.9 °F

  • Highest 6 September, 2025

    75.9 °F

Climate (2020–Present)

Groton / New London, Groton / New London Airport (1.2 miles)

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  • Average Low 2020–2025

    45.7 °F

  • Average 2020–2025

    53.6 °F

  • Average High 2020–2025

    61.1 °F
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