Old School Forest Preserve Weather Forecast

    • 36
    • 46

    Chance Rain Showers

    • 38
    • 60

    Mostly Cloudy

    • 41
    • 63

    Partly Sunny

    • 29
    • 48

    Mostly Cloudy

    • 30
    • 40

    Mostly Cloudy

    • 35
    • 49

    Mostly Cloudy

Today 19 Mar Lake

Mostly cloudy in the Morning, then becoming partly cloudy. A slight chance of rain Showers early in the morning. Highs in the upper 40s Inland, but only in the lower 40s near the lake. Southeast Winds 5 to 10 Mph. Chance of precipitation 20 percent.

Tonight 19 Mar Lake

Mostly cloudy. Near steady temperature in the upper 30s. Southeast Winds 5 to 10 Mph, becoming southwest after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Old School Forest Preserve Temperature Statistics

March Temperature

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

  • Lowest 16 March, 2026

    18 °F

  • Average March

    40.6 °F

  • Highest 9 March, 2026

    72 °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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