Lake Arlington Weather Forecast

    • 49
    • 58

    Mostly Cloudy

    • 51
    • 65

    Chance Rain Showers

    • 53
    • 70

    Chance Rain Showers

    • 56
    • 76

    Chance Rain Showers

    • 59
    • 83

    Partly Sunny

    • 61
    • 85

    Chance Rain Showers

    • 61
    • 82

    Chance Rain Showers

Today 21 May Northern Cook

Mostly cloudy. Temperatures in the upper 50s. Northeast Winds 10 to 15 Mph.

Tonight 21 May Northern Cook

Mostly cloudy. Near steady temperature in the lower 50s. Northeast 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

    56.6 °F

  • Highest 17 May, 2026

    85.6 °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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