Mumford Point Weather Forecast

    • 59
    • 69

    Increasing Clouds

    • 64
    • 72

    Mostly Cloudy

    • 61
    • 75

    Chance Rain Showers

    • 53
    • 69

    Partly Sunny

    • 54
    • 64

    Chance Rain Showers

    • 47
    • 64

    Mostly Sunny

Today 30 Sep Southern New London

Patchy fog in the morning. Mostly sunny. Highs in the lower 70s. Northwest Winds around 5 Mph, becoming southwest in the afternoon.

Tonight 30 Sep Southern New London

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the upper 50s. Southwest 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 24 September, 2026

    46.9 °F

  • Average September

    65.1 °F

  • Highest 4 September, 2026

    82 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    45.2 °F

  • Average 2021–2026

    53.2 °F

  • Average High 2021–2026

    60.7 °F
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