New London Weather Forecast

    • 40
    • 64

    Partly Sunny

    • 45
    • 61

    Rain Showers

    • 42
    • 56

    Rain Showers Likely

    • 41
    • 59

    Partly Sunny

    • 40
    • 57

    Slight Chance Rain Showers

    • 41
    • 58

    Slight Chance Rain Showers

Today 28 Apr Southern New London

Sunny. Highs in the lower 60s. Northeast Winds around 5 Mph, becoming southeast in the afternoon.

Tonight 28 Apr Southern New London

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the lower 40s. East Winds around 5 Mph, becoming northeast after midnight.

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New London Temperature Statistics

April Temperature

Groton / New London, Groton / New London Airport (3.1 miles)

  • Lowest 9 April, 2026

    28 °F

  • Average April

    47.8 °F

  • Highest 15 April, 2026

    71.1 °F

Climate (2021–Present)

Groton / New London, Groton / New London Airport (3.1 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    53.2 °F

  • Average High 2021–2026

    60.8 °F
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