Mumford Cove Weather Forecast

    • 45
    • 62

    Increasing Clouds

    • 49
    • 61

    Rain Showers

    • 48
    • 70

    Rain Showers

    • 44
    • 61

    Rain Showers Likely

    • 45
    • 63

    Partly Sunny

    • 46
    • 63

    Chance Rain Showers

Today 8 May Southern New London

Partly sunny with a 20 percent chance of Showers. Highs in the lower 60s. West Winds 5 to 10 Mph. Gusts up to 20 Mph in the afternoon.

Tonight 8 May Southern New London

Partly cloudy. A slight chance of Showers in the evening. Lows in the mid 40s. Southwest Winds 5 to 10 Mph in the Evening, becoming light and variable. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mumford Cove Temperature Statistics

May Temperature

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

  • Lowest 4 May, 2026

    37 °F

  • Average May

    50.1 °F

  • Highest 5 May, 2026

    61 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    53.2 °F

  • Average High 2021–2026

    60.7 °F
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