Lyle Retz Memorial County Park Weather Forecast

    • 72
    • 91

    Mostly Sunny

    • 69
    • 85

    Rain Showers Likely

    • 65
    • 84

    Partly Sunny

    • 65
    • 85

    Slight Chance Thunderstorms

    • 66
    • 87

    Chance Thunderstorms

    • 64
    • 85

    Chance Thunderstorms

Today 4 Jul Delaware

Sunny, hot with Highs in the lower 90s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 4 Jul Delaware

Mostly clear. Humid with Lows in the lower 70s. South Winds 5 to 10 Mph.

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Lyle Retz Memorial County Park Temperature Statistics

July Temperature

Monticello Regional Airport (13.7 miles)

  • Lowest 2 July, 2025

    59 °F

  • Average July

    74.4 °F

  • Highest 2 July, 2025

    87.8 °F

Climate (2020–Present)

Monticello Regional Airport (13.7 miles)

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  • Average Low 2020–2025

    37.4 °F

  • Average 2020–2025

    48.2 °F

  • Average High 2020–2025

    58.4 °F
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