Lake Arlington Weather Forecast

    • 22
    • 40

    Increasing Clouds

    • 27
    • 39

    Partly Sunny

    • 31
    • 50

    Mostly Sunny

    • 34
    • 49

    Partly Sunny

    • 32
    • 51

    Partly Sunny

    • 39
    • 51

    Mostly Cloudy

Today 11 Feb Northern Cook

Sunny. Highs around 40. Northwest Winds 10 to 15 Mph.

Tonight 11 Feb Northern Cook

Clear in the Evening, then becoming partly cloudy. Lows in the lower 20s. Northwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Arlington Temperature Statistics

February Temperature

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

  • Lowest 1 February, 2026

    1.7 °F

  • Average February

    21.7 °F

  • Highest 6 February, 2026

    38.6 °F

Climate (2021–Present)

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

    61.4 °F
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