Margerie Lake Reservoir Weather Forecast

    • 67
    • 84

    Chance Thunderstorms

    • 65
    • 84

    Chance Thunderstorms

    • 60
    • 81

    Chance Rain Showers

    • 61
    • 81

    Mostly Sunny

    • 63
    • 83

    Mostly Sunny

    • 68
    • 85

    Partly Sunny

    • 67
    • 89

    Partly Sunny

Today 9 Jul Northern Fairfield

Partly sunny. A chance of Thunderstorms with a slight chance of Showers late this Morning, then a chance of Showers and Thunderstorms this afternoon. Some Thunderstorms may produce gusty Winds and heavy rainfall. Highs in the mid 80s. Southwest Winds 5 to 10 Mph. Chance of rain 40 percent.

Tonight 9 Jul Northern Fairfield

Mostly cloudy. A chance of Showers with a slight chance of Thunderstorms this Evening, then a slight chance of Showers and Thunderstorms after midnight. Some Thunderstorms may produce heavy rainfall. Lows in the upper 60s. Southwest Winds 5 to 10 Mph. Chance of rain 30 percent.

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Margerie Lake Reservoir Temperature Statistics

July Temperature

Danbury, Danbury Municipal Airport (5.6 miles)

  • Lowest 7 July, 2026

    60.1 °F

  • Average July

    76.3 °F

  • Highest 2 July, 2026

    96.1 °F

Climate (2021–2026)

Danbury, Danbury Municipal Airport (5.6 miles)

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  • Average Low 2021–2026

    43.4 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    63.1 °F
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