Montville Weather Forecast

    • 58
    • 81

    Slight Chance Rain Showers

    • 51
    • 76

    Chance Rain Showers

    • 47
    • 64

    Mostly Cloudy

    • 35
    • 58

    Rain Showers Likely

    • 30
    • 48

    Mostly Sunny

    • 41
    • 51

    Partly Sunny

Today 16 Apr Northern New London

Partly sunny. A slight chance of Showers in the afternoon. Highs in the lower 80s. Southwest Winds 5 to 10 Mph. Gusts up to 20 Mph in the afternoon. Chance of rain 20 percent.

Tonight 16 Apr Northern New London

Mostly cloudy with a 20 percent chance of Showers. Lows in the upper 50s. Southwest Winds 5 to 10 Mph. Gusts up to 20 Mph in the evening.

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Montville Temperature Statistics

April Temperature

Groton / New London, Groton / New London Airport (10.6 miles)

  • Lowest 9 April, 2026

    28 °F

  • Average April

    45.2 °F

  • Highest 4 April, 2026

    66.9 °F

Climate (2021–Present)

Groton / New London, Groton / New London Airport (10.6 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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