Waterfall Glen County Forest Preserve Weather Forecast

    • 22
    • 36

    Increasing Clouds

    • 30
    • 42

    Partly Sunny

    • 31
    • 59

    Mostly Sunny

    • 23
    • 40

    Chance Snow

    • 23
    • 32

    Chance Snow

    • 22
    • 34

    Slight Chance Rain/Snow

Today 25 Feb DuPage

Mostly sunny. Highs in the mid 30s. Northwest Winds 10 to 15 Mph.

Tonight 25 Feb DuPage

Partly cloudy. Lows in the lower 20s. Northwest Winds 5 to 10 Mph.

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Waterfall Glen County Forest Preserve Temperature Statistics

February Temperature

Lewis University Airport (8.7 miles)

  • Lowest 1 February, 2026

    4.6 °F

  • Average February

    31.5 °F

  • Highest 16 February, 2026

    65.6 °F

Climate (2021–Present)

Lewis University Airport (8.7 miles)

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  • Average Low 2021–2026

    43.5 °F

  • Average 2021–2026

    52.4 °F

  • Average High 2021–2026

    61.8 °F
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