Waukegan Weather Forecast

    • 47
    • 70

    Chance Rain Showers

    • 52
    • 68

    Mostly Sunny

    • 51
    • 73

    Chance Thunderstorms

    • 56
    • 72

    Thunderstorms Likely

    • 49
    • 69

    Chance Thunderstorms

    • 47
    • 66

    Chance Thunderstorms

Today 29 Apr Lake

Mostly cloudy. A chance of Showers and a slight chance of Thunderstorms in the Morning, then a slight chance of Showers in the afternoon. Highs around 70. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of precipitation 50 percent.

Tonight 29 Apr Lake

Partly cloudy in the Evening, then clearing. Lows in the upper 40s. West Winds 5 to 10 Mph. Gusts up to 25 Mph in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Waukegan Temperature Statistics

April Temperature

Chicago/Waukegan Regional Airport (3.7 miles)

  • Lowest 25 April, 2024

    27.8 °F

  • Average April

    48.3 °F

  • Highest 14 April, 2024

    78.7 °F

Climate (2019–Present)

Chicago/Waukegan Regional Airport (3.7 miles)

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  • Average Low 2019–2024

    41.9 °F

  • Average 2019–2024

    50.4 °F

  • Average High 2019–2024

    58.5 °F
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