Gurnee Weather Forecast

    • 65
    • 75

    Increasing Clouds

    • 66
    • 83

    Rain Showers Likely

    • 64
    • 75

    Slight Chance Thunderstorms

    • 68
    • 79

    Slight Chance Thunderstorms

    • 74
    • 86

    Chance Thunderstorms

    • 74
    • 92

    Chance Thunderstorms

    • 71
    • 89

    Chance Thunderstorms

Today 18 Jul Lake

Partly cloudy. Highs in the upper 70s Inland, but only in the lower 70s near the lake. East Winds 5 to 10 Mph.

Tonight 18 Jul Lake

Partly cloudy through the early Overnight, then becoming mostly cloudy. A slight chance of Showers after midnight. A slight chance of Thunderstorms after midnight. A chance of Showers late. Lows in the upper 60s. Southeast Winds around 5 Mph. Chance of precipitation 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Gurnee Temperature Statistics

July Temperature

Chicago/Waukegan Regional Airport (3.7 miles)

  • Lowest 10 July, 2025

    60.7 °F
  • Average July

    76.1 °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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