Lake Arlington Weather Forecast

    • 51
    • 79

    Mostly Cloudy

    • 44
    • 56

    Decreasing Clouds

    • 47
    • 60

    Mostly Cloudy

    • 50
    • 61

    Rain Showers Likely

    • 53
    • 71

    Mostly Cloudy

    • 56
    • 76

    Partly Sunny

    • 59
    • 77

    Mostly Cloudy

Today 19 May Northern Cook

Mostly cloudy. Breezy. Temperatures in the mid 70s. West Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 19 May Northern Cook

Mostly cloudy. Lows around 50. Northwest Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Arlington Temperature Statistics

May Temperature

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

  • Lowest 2 May, 2026

    30.7 °F

  • Average May

    54.8 °F

  • Highest 17 May, 2026

    84.9 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    44.1 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    61.6 °F
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