Old Mill Creek Weather Forecast

    • 55
    • 62

    Mostly Cloudy

    • 49
    • 58

    Rain

    • 35
    • 55

    Chance Rain

    • 40
    • 56

    Sunny

    • 45
    • 65

    Partly Sunny

    • 45
    • 66

    Partly Sunny

Today 14 Oct Lake

Mostly cloudy. Cooler. Highs in the lower 60s. Northeast Winds 5 to 10 Mph, increasing to 10 to 15 Mph in the afternoon.

Tonight 14 Oct Lake

Mostly cloudy. Near steady temperature in the mid 50s. Northeast Winds 10 to 15 Mph.

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Old Mill Creek Temperature Statistics

October Temperature

Chicago/Waukegan Regional Airport (5.6 miles)

  • Lowest 3 October, 2026

    42.7 °F

  • Average October

    59.6 °F

  • Highest 10 October, 2026

    79 °F

Climate (2021–2026)

Chicago/Waukegan Regional Airport (5.6 miles)

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  • Average Low 2021–2026

    42.1 °F

  • Average 2021–2026

    51 °F

  • Average High 2021–2026

    59.7 °F
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