Old School Forest Preserve Weather Forecast

    • 56
    • 71

    Becoming Sunny

    • 62
    • 78

    Partly Sunny

    • 64
    • 80

    Mostly Sunny

    • 70
    • 85

    Partly Sunny

    • 70
    • 92

    Partly Sunny

    • 67
    • 88

    Slight Chance Thunderstorms

Today 22 Jul Lake

Mostly sunny in the Morning, then becoming partly cloudy. Highs in the lower 70s. North Winds around 10 Mph, becoming northeast in the afternoon.

Tonight 22 Jul Lake

Mostly clear. Lows in the mid 50s. Southeast Winds around 5 Mph, becoming west after midnight.

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Old School Forest Preserve Temperature Statistics

July Temperature

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

  • Lowest 20 July, 2026

    61 °F

  • Average July

    77.9 °F

  • Highest 14 July, 2026

    97.6 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    44 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    61.6 °F
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