Lake Quassapaug Weather Forecast

    • 57
    • 73

    Rain Showers

    • 48
    • 67

    Rain Showers

    • 47
    • 64

    Partly Sunny

    • 49
    • 71

    Mostly Sunny

    • 54
    • 75

    Partly Sunny

    • 61
    • 81

    Partly Sunny

Today 30 May Northern New Haven

Patchy fog late this morning. Mostly cloudy with a slight chance of Showers late this Morning, then partly sunny with a chance of Showers this afternoon. Highs in the mid 70s. Southwest Winds 5 to 10 Mph. Chance of rain 30 percent.

Tonight 30 May Northern New Haven

Showers likely with a slight chance of Thunderstorms in the Evening, then Showers with a chance of Thunderstorms after midnight. Lows in the upper 50s. South Winds around 5 Mph, becoming east after midnight. Chance of rain 90 percent.

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Lake Quassapaug Temperature Statistics

May Temperature

Oxford, Waterbury-Oxford Airport (3.1 miles)

  • Lowest 1 May, 2025

    39.9 °F

  • Average May

    57.4 °F

  • Highest 2 May, 2025

    78.1 °F

Climate (2020–Present)

Oxford, Waterbury-Oxford Airport (3.1 miles)

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  • Average Low 2020–2025

    43 °F

  • Average 2020–2025

    51.3 °F

  • Average High 2020–2025

    59.7 °F
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