Mundelein Weather Forecast

    • 56
    • 77

    Increasing Clouds

    • 58
    • 70

    Mostly Cloudy

    • 63
    • 76

    Chance Thunderstorms

    • 74
    • 86

    Partly Sunny

    • 77
    • 95

    Partly Sunny

    • 76
    • 96

    Slight Chance Thunderstorms

Today 25 Jun Lake

Mostly sunny late in the Morning, then becoming partly cloudy. A slight chance of Showers in the afternoon. Highs in the upper 70s Inland, but only in the lower 70s near the lake. Northwest Winds 5 to 10 Mph. Chance of precipitation 20 percent.

Tonight 25 Jun Lake

Mostly cloudy. Lows in the mid 50s. Northeast Winds around 5 Mph.

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Mundelein Temperature Statistics

June Temperature

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

  • Lowest 3 June, 2026

    48.7 °F

  • Average June

    69 °F

  • Highest 10 June, 2026

    90.6 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    44 °F

  • Average 2021–2026

    52.8 °F

  • Average High 2021–2026

    61.5 °F
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