Mundelein Weather Forecast

    • 36
    • 54

    Chance Rain Showers

    • 36
    • 54

    Mostly Cloudy

    • 35
    • 50

    Partly Sunny

    • 40
    • 55

    Partly Sunny

    • 44
    • 65

    Rain Showers

    • 45
    • 65

    Rain Showers

Today 29 Apr Lake

Mostly cloudy. A slight chance of Showers late in the morning. A chance of Showers in the afternoon. Highs in the mid 50s Inland, but only in the upper 40s near the lake. North Winds 10 to 15 Mph. Chance of precipitation 30 percent.

Tonight 29 Apr Lake

Partly cloudy. A slight chance of rain Showers early in the evening. Patchy frost late. Lows in the mid 30s. North Winds 5 to 10 Mph, becoming northwest after midnight. Chance of precipitation 20 percent.

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Mundelein Temperature Statistics

April Temperature

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

  • Lowest 7 April, 2026

    28.7 °F

  • Average April

    53.1 °F

  • Highest 12 April, 2026

    81.6 °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

    52.9 °F

  • Average High 2021–2026

    61.6 °F
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