Grant Creek Prairie Nature Preserve Weather Forecast

    • 48
    • 73

    Decreasing Clouds

    • 50
    • 76

    Partly Sunny

    • 48
    • 72

    Mostly Cloudy

    • 51
    • 71

    Mostly Cloudy

    • 53
    • 76

    Partly Sunny

    • 48
    • 73

    Partly Sunny

Today 24 Oct Southern Will

Partly cloudy early in the Afternoon, then becoming mostly cloudy. Highs in the lower 70s. Southeast Winds around 5 Mph.

Tonight 24 Oct Southern Will

Partly cloudy in the Evening, then clearing. Lows in the upper 40s. Southeast Winds around 5 Mph.

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Grant Creek Prairie Nature Preserve Temperature Statistics

October Temperature

Joliet Regional Airport (9.9 miles)

  • Lowest 18 October, 2026

    35.6 °F

  • Average October

    60.3 °F

  • Highest 12 October, 2026

    89.6 °F

Climate (2021–2026)

Joliet Regional Airport (9.9 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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