Millstone Point Weather Forecast

    • 53
    • 64

    Increasing Clouds

    • 48
    • 65

    Mostly Sunny

    • 48
    • 61

    Mostly Cloudy

    • 48
    • 54

    Rain Showers

    • 47
    • 51

    Rain Showers Likely

    • 49
    • 56

    Chance Rain Showers

    • 49
    • 60

    Partly Sunny

Today 18 May Southern New London

Partly sunny. Highs in the lower 70s. West Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 18 May Southern New London

Mostly cloudy this Evening, then clearing. Lows in the lower 50s. Northwest Winds 10 to 15 Mph with Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Millstone Point Temperature Statistics

May Temperature

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

  • Lowest 12 May, 2025

    40.6 °F

  • Average May

    59.2 °F

  • Highest 11 May, 2025

    75.7 °F

Climate (2020–Present)

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

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  • Average Low 2020–2025

    45.7 °F

  • Average 2020–2025

    53.5 °F

  • Average High 2020–2025

    61.2 °F
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