Goose Lake Prairie State Park Weather Forecast

    • 52
    • 73

    Chance Rain Showers

    • 48
    • 82

    Mostly Cloudy

    • 35
    • 59

    Chance Rain Showers

    • 35
    • 54

    Mostly Sunny

    • 49
    • 63

    Partly Sunny

    • 51
    • 74

    Partly Sunny

Today 16 Apr Grundy

Mostly cloudy in the Morning, then becoming partly cloudy. A chance of Showers early in the morning. A slight chance of Thunderstorms until late afternoon. A slight chance of Showers in the late morning and afternoon. Highs in the lower 70s. West Winds 10 to 15 Mph. Chance of precipitation 40 percent.

Tonight 16 Apr Grundy

Mostly clear in the Evening, then becoming partly cloudy. Lows in the lower 50s. Northeast Winds around 5 Mph, becoming southeast after midnight.

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Goose Lake Prairie State Park Temperature Statistics

April Temperature

Joliet Regional Airport (13.7 miles)

  • Lowest 7 April, 2026

    31.5 °F

  • Average April

    53 °F

  • Highest 12 April, 2026

    81.5 °F

Climate (2021–Present)

Joliet Regional Airport (13.7 miles)

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  • Average Low 2021–2026

    43.6 °F

  • Average 2021–2026

    53.7 °F

  • Average High 2021–2026

    63.3 °F
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