Lake Bluff Weather Forecast

    • 49
    • 67

    Rain Showers

    • 43
    • 55

    Becoming Sunny

    • 49
    • 56

    Rain Showers

    • 56
    • 76

    Rain Showers

    • 54
    • 81

    Thunderstorms

    • 59
    • 76

    Thunderstorms

    • 57
    • 83

    Thunderstorms

Today 12 May Lake

Mostly cloudy. Isolated Showers and Thunderstorms in the afternoon. Windy. Highs in the upper 70s. South Winds 15 to 20 Mph with Gusts up to 30 Mph, becoming southwest 15 to 25 Mph with Gusts up to 40 Mph in the afternoon. Chance of precipitation 20 percent.

Tonight 12 May Lake

Partly cloudy. Isolated Showers and Thunderstorms early in the evening. Lows in the upper 40s. West Winds 10 to 15 Mph, becoming northwest after midnight. Gusts up to 25 Mph. Chance of precipitation 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Bluff Temperature Statistics

May Temperature

Chicago/Waukegan Regional Airport (9.9 miles)

  • Lowest 2 May, 2026

    27.6 °F

  • Average May

    48.9 °F

  • Highest 4 May, 2026

    80.7 °F

Climate (2021–Present)

Chicago/Waukegan Regional Airport (9.9 miles)

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  • Average Low 2021–2026

    42.2 °F

  • Average 2021–2026

    51.1 °F

  • Average High 2021–2026

    59.8 °F
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