Mundelein Weather Forecast

    • 49
    • 68

    Rain Showers

    • 45
    • 80

    Rain Showers

    • 34
    • 52

    Slight Chance Rain Showers

    • 31
    • 50

    Mostly Sunny

    • 46
    • 57

    Partly Sunny

    • 47
    • 72

    Partly Sunny

Today 16 Apr Lake

Mostly cloudy. Scattered Showers and a slight chance of Thunderstorms late in the Morning, then isolated Showers late. Highs in the upper 60s. Northwest Winds around 10 Mph, becoming north in the afternoon. Chance of precipitation 50 percent.

Tonight 16 Apr Lake

Mostly cloudy. Patchy fog in the evening. Areas of fog after midnight. Lows in the upper 40s. Southeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mundelein Temperature Statistics

April Temperature

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

  • Lowest 7 April, 2026

    28.7 °F

  • Average April

    50 °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 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    61.6 °F
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