Gurnee Weather Forecast

    • 72
    • 83

    Decreasing Clouds

    • 78
    • 93

    Partly Sunny

    • 71
    • 94

    Thunderstorms Likely

    • 69
    • 80

    Chance Thunderstorms

    • 70
    • 84

    Slight Chance Thunderstorms

    • 71
    • 87

    Partly Sunny

Today 22 Jul Lake

Partly cloudy through mid Afternoon, then becoming mostly sunny. Highs in the mid 80s Inland, but only in the lower 80s near the lake. Southeast Winds 5 to 10 Mph.

Tonight 22 Jul Lake

Mostly clear early in the Evening, then becoming partly cloudy. Lows in the lower 70s. Southeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Gurnee Temperature Statistics

July Temperature

Chicago/Waukegan Regional Airport (3.7 miles)

  • Lowest 17 July, 2025

    55.7 °F

  • Average July

    75 °F

  • Highest 5 July, 2025

    93.7 °F

Climate (2020–Present)

Chicago/Waukegan Regional Airport (3.7 miles)

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  • Average Low 2020–2025

    42.2 °F

  • Average 2020–2025

    51 °F

  • Average High 2020–2025

    59.5 °F
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