Lake Arlington Weather Forecast

    • 73
    • 88

    Chance Thunderstorms

    • 70
    • 88

    Thunderstorms

    • 66
    • 83

    Thunderstorms

    • 63
    • 80

    Partly Sunny

    • 65
    • 85

    Partly Sunny

    • 69
    • 88

    Chance Rain Showers

    • 69
    • 88

    Chance Thunderstorms

Today 3 Jul Northern Cook

Mostly cloudy. A slight chance of Showers and Thunderstorms. South Winds 5 to 10 Mph. Chance of precipitation 20 percent.

Tonight 3 Jul Northern Cook

Mostly cloudy. Scattered Showers and Thunderstorms. Humid. Lows in the lower 70s. Southwest Winds around 5 Mph. Chance of precipitation 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Arlington Temperature Statistics

July Temperature

Chicago / Wheeling, Pal-Waukee Airport (2.5 miles)

  • Lowest 1 July, 2026

    80.1 °F

  • Average July

    86.8 °F

  • Highest 1 July, 2026

    93.9 °F

Climate (2021–2026)

Chicago / Wheeling, Pal-Waukee Airport (2.5 miles)

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  • Average Low 2021–2026

    44 °F

  • Average 2021–2026

    52.8 °F

  • Average High 2021–2026

    61.5 °F
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