Mundelein Weather Forecast

    • 0
    • 17

    Snow

    • 1
    • 6

    Blustery

    • 11
    • 19

    Snow Likely

    • 8
    • 27

    Chance Snow

    • 4
    • 16

    Mostly Cloudy

    • -1
    • 17

    Chance Snow

    • -5
    • 10

    Chance Snow

Today 18 Jan Lake

Snow toward Sunset. Temperatures around 16. Southwest Winds around 10 Mph. Chance of precipitation 90 percent.

Tonight 18 Jan Lake

Snow in the Evening, then scattered snow Showers after midnight. Isolated snow Showers late. Total snow accumulation around an inch. Blustery. Lows around zero. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph, increasing to northwest 15 to 25 Mph with Gusts up to 35 Mph after midnight. Chance of precipitation near 100 percent. Wind chill Values as low as 22 below after midnight.

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Mundelein Temperature Statistics

January Temperature

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

  • Lowest 1 January, 2026

    10.9 °F

  • Average January

    31.7 °F

  • Highest 8 January, 2026

    60.1 °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

    52.9 °F

  • Average High 2021–2026

    61.5 °F
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