Old School Forest Preserve Weather Forecast

    • 48
    • 78

    Chance Thunderstorms

    • 44
    • 53

    Partly Sunny

    • 47
    • 58

    Mostly Cloudy

    • 49
    • 61

    Slight Chance Rain Showers

    • 52
    • 65

    Partly Sunny

    • 56
    • 67

    Partly Sunny

Today 19 May Lake

Mostly cloudy. A slight chance of Showers late in the morning. Breezy. Highs in the upper 70s. West Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of precipitation 20 percent.

Tonight 19 May Lake

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the upper 40s. Northwest Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Old School Forest Preserve Temperature Statistics

May Temperature

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

  • Lowest 2 May, 2026

    30.7 °F

  • Average May

    54.8 °F

  • Highest 17 May, 2026

    84.9 °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

    61.6 °F
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