Lake Forest Weather Forecast

    • 55
    • 66

    Rain Showers Likely

    • 55
    • 61

    Chance Rain Showers

    • 58
    • 66

    Slight Chance Rain Showers

    • 61
    • 74

    Chance Rain Showers

    • 50
    • 72

    Chance Rain Showers

    • 45
    • 60

    Chance Rain Showers

Today 14 Oct Lake

Mostly cloudy in the Morning, then becoming partly cloudy. Patchy fog early in the morning. Highs in the upper 60s. Northeast Winds 5 to 10 Mph.

Tonight 14 Oct Lake

Mostly cloudy. A chance of Showers after midnight. Showers likely late. Lows in the mid 50s. Northeast Winds 10 to 15 Mph. Chance of precipitation 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Forest Temperature Statistics

October Temperature

Chicago / Wheeling, Pal-Waukee Airport (9.9 miles)

  • Lowest 9 October, 2025

    43 °F

  • Average October

    64.2 °F

  • Highest 3 October, 2025

    89.1 °F

Climate (2020–Present)

Chicago / Wheeling, Pal-Waukee Airport (9.9 miles)

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  • Average Low 2020–2025

    44.2 °F

  • Average 2020–2025

    53 °F

  • Average High 2020–2025

    61.6 °F
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