Mundelein Weather Forecast

    • 31
    • 42

    Decreasing Clouds

    • 28
    • 61

    Partly Sunny

    • 20
    • 35

    Chance Snow

    • 20
    • 30

    Mostly Cloudy

    • 23
    • 34

    Chance Rain/Snow

    • 26
    • 40

    Chance Rain

Today 26 Feb Lake

Partly cloudy in the Morning, then becoming mostly cloudy. Highs in the lower 40s. Southwest Winds 5 to 10 Mph.

Tonight 26 Feb Lake

Mostly clear. Lows in the lower 30s. Southwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mundelein Temperature Statistics

February Temperature

Chicago / Wheeling, Pal-Waukee Airport (10.6 miles)

  • Lowest 1 February, 2026

    1.7 °F

  • Average February

    30.7 °F

  • Highest 16 February, 2026

    65.6 °F

Climate (2021–Present)

Chicago / Wheeling, Pal-Waukee Airport (10.6 miles)

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  • Average Low 2021–2026

    44.1 °F

  • Average 2021–2026

    53 °F

  • Average High 2021–2026

    61.6 °F
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