Niantic Weather Forecast

    • 38
    • 44

    Chance Rain Showers

    • 48
    • 58

    Rain Showers Likely

    • 41
    • 63

    Mostly Cloudy

    • 42
    • 51

    Rain Likely

    • 44
    • 62

    Rain Showers Likely

    • 37
    • 56

    Mostly Cloudy

    • 30
    • 50

    Partly Sunny

Today 2 Apr Southern New London

Mostly sunny. Highs in the mid 40s. Northeast Winds around 10 Mph, becoming southeast this afternoon.

Tonight 2 Apr Southern New London

Mostly cloudy. A chance of Showers after midnight. Lows in the upper 30s. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

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Niantic Temperature Statistics

April Temperature

Groton / New London, Groton / New London Airport (6.8 miles)

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Climate (2020–Present)

Groton / New London, Groton / New London Airport (6.8 miles)

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  • Average Low 2020–2025

    45.5 °F

  • Average 2020–2025

    53.4 °F

  • Average High 2020–2025

    61 °F
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