Old School Forest Preserve Weather Forecast

    • 28
    • 42

    Slight Chance Rain

    • 30
    • 40

    Partly Sunny

    • 38
    • 54

    Mostly Cloudy

    • 44
    • 51

    Mostly Cloudy

    • 31
    • 60

    Slight Chance Rain Showers

    • 29
    • 43

    Partly Sunny

Today 22 Mar Lake

Mostly cloudy. Patchy fog along the shore. A slight chance of rain in the late morning and early afternoon. Blustery. Highs in the lower 40s. Northeast Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of precipitation 20 percent.

Tonight 22 Mar Lake

Mostly cloudy and Blustery. Lows in the upper 20s. North Winds 15 to 20 Mph with Gusts up to 30 Mph, Diminishing to 10 to 15 Mph after midnight.

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Old School Forest Preserve Temperature Statistics

March Temperature

Chicago / Wheeling, Pal-Waukee Airport (9.9 miles)

  • Lowest 17 March, 2026

    13.6 °F

  • Average March

    39.7 °F

  • Highest 9 March, 2026

    73.7 °F

Climate (2021–Present)

Chicago / Wheeling, Pal-Waukee Airport (9.9 miles)

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  • Average Low 2021–2026

    44.1 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    61.5 °F
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