Grierson Preserve Weather Forecast

    • 73
    • 88

    Partly Sunny

    • 73
    • 96

    Mostly Sunny

    • 74
    • 99

    Hot

    • 68
    • 92

    Slight Chance Thunderstorms

    • 63
    • 85

    Chance Thunderstorms

    • 63
    • 76

    Rain Showers Likely

    • 65
    • 79

    Chance Thunderstorms

Today 22 Jun Northern Westchester

Partly sunny with a chance of Showers and Thunderstorms. Highs in the lower 90s. West Winds around 10 Mph with Gusts up to 20 Mph. Chance of rain 50 percent. Heat index Values in the upper 90s.

Tonight 22 Jun Northern Westchester

Partly cloudy. Lows in the lower 70s. Northwest Winds 5 to 10 Mph. Gusts up to 20 Mph this evening.

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Grierson Preserve Temperature Statistics

June Temperature

Danbury, Danbury Municipal Airport (9.3 miles)

  • Lowest 2 June, 2025

    44.7 °F

  • Average June

    68.4 °F

  • Highest 5 June, 2025

    93.7 °F

Climate (2020–Present)

Danbury, Danbury Municipal Airport (9.3 miles)

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  • Average Low 2020–2025

    43.7 °F

  • Average 2020–2025

    53.6 °F

  • Average High 2020–2025

    63.2 °F
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