Uncasville Weather Forecast

    • 62
    • 79

    Rain Showers

    • 60
    • 76

    Rain Showers

    • 60
    • 85

    Mostly Sunny

    • 62
    • 84

    Chance Rain Showers

    • 64
    • 82

    Chance Thunderstorms

    • 63
    • 82

    Partly Sunny

    • 63
    • 85

    Mostly Sunny

Today 22 Jun Northern New London

Showers. Highs in the upper 70s. Southeast Winds around 5 Mph. Chance of rain 90 percent.

Tonight 22 Jun Northern New London

Showers with a chance of Thunderstorms. Lows in the lower 60s. Southeast Winds 5 to 10 Mph, becoming south after midnight. Gusts up to 20 Mph. Chance of rain near 100 percent.

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Uncasville Temperature Statistics

June Temperature

Groton / New London, Groton / New London Airport (7.5 miles)

  • Lowest 2 June, 2026

    42.1 °F

  • Average June

    66.2 °F

  • Highest 11 June, 2026

    87.1 °F

Climate (2021–2026)

Groton / New London, Groton / New London Airport (7.5 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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