Lake Arlington Weather Forecast

    • 67
    • 90

    Areas Smoke

    • 64
    • 81

    Areas Smoke

    • 71
    • 87

    Rain Showers Likely

    • 62
    • 86

    Slight Chance Thunderstorms

    • 60
    • 78

    Mostly Sunny

    • 64
    • 83

    Partly Sunny

    • 66
    • 84

    Partly Sunny

Today 18 Jul Northern Cook

Partly cloudy. Patchy smoke. A chance of Showers and Thunderstorms. Temperatures in the lower 80s. North Winds around 10 Mph. Chance of precipitation 40 percent.

Tonight 18 Jul Northern Cook

Partly cloudy. Areas of smoke in the Evening, then smoke after midnight. Lows in the upper 60s. Northeast Winds 10 to 15 Mph, Diminishing to 5 to 10 Mph after midnight.

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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 7 July, 2026

    62.7 °F

  • Average July

    78.1 °F

  • Highest 14 July, 2026

    97.6 °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

    52.9 °F

  • Average High 2021–2026

    61.6 °F
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