Lake Plymouth Weather Forecast

    • 53
    • 74

    Mostly Cloudy

    • 60
    • 80

    Mostly Cloudy

    • 58
    • 83

    Isolated Thunderstorms

    • 49
    • 73

    Partly Sunny

    • 49
    • 69

    Chance Rain Showers

    • 47
    • 67

    Chance Rain Showers

    • 49
    • 68

    Partly Sunny

Today 25 May Southern Litchfield

Partly sunny. Much warmer with Highs in the mid 70s. Northwest Winds around 5 Mph.

Tonight 25 May Southern Litchfield

Mostly cloudy. Lows in the mid 50s. Northwest Winds around 5 Mph.

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  • Temperature Real-Time

Lake Plymouth Temperature Statistics

May Temperature

Oxford, Waterbury-Oxford Airport (12.4 miles)

  • Lowest 1 May, 2026

    39 °F

  • Average May

    57.7 °F

  • Highest 19 May, 2026

    90 °F

Climate (2021–Present)

Oxford, Waterbury-Oxford Airport (12.4 miles)

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  • Average Low 2021–2026

    42.7 °F

  • Average 2021–2026

    51 °F

  • Average High 2021–2026

    59.4 °F
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