Waukegan Regional Airport Weather Forecast

    • 67
    • 80

    Partly Sunny

    • 63
    • 83

    Partly Sunny

    • 62
    • 81

    Partly Sunny

    • 62
    • 79

    Mostly Sunny

    • 63
    • 77

    Mostly Sunny

    • 64
    • 79

    Mostly Sunny

    • 64
    • 79

    Partly Sunny

Today 14 Sep Lake

Partly cloudy. Highs in the mid 80s Inland, but only around 80 near the lake. East Winds 5 to 10 Mph.

Tonight 14 Sep Lake

Partly cloudy. Lows in the mid 60s. East Winds around 5 Mph.

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  • Temperature Real-Time

Waukegan Regional Airport Temperature Statistics

September Temperature

Chicago/Waukegan Regional Airport (0 miles)

  • Lowest 8 September, 2024

    45.6 °F

  • Average September

    65.4 °F

  • Highest 5 September, 2024

    87.7 °F

Climate (2019–Present)

Chicago/Waukegan Regional Airport (0 miles)

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  • Average Low 2019–2024

    42.1 °F

  • Average 2019–2024

    50.7 °F

  • Average High 2019–2024

    58.9 °F
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