Cottage Grove Heights Weather Forecast

    • 39
    • 54

    Partly Sunny

    • 40
    • 49

    Chance Rain Showers

    • 42
    • 54

    Chance Rain

    • 40
    • 58

    Mostly Sunny

    • 47
    • 59

    Partly Sunny

    • 42
    • 64

    Mostly Sunny

Today 31 Oct Central Cook

Partly cloudy. A slight chance of Sprinkles late. Highs in the mid 50s. West Winds 5 to 10 Mph, increasing to 10 to 15 Mph in the afternoon.

Tonight 31 Oct Central Cook

Mostly cloudy in the Evening, then becoming partly cloudy. A slight chance of Showers. Lows in the upper 30s. West Winds 5 to 10 Mph. Chance of precipitation 20 percent.

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Cottage Grove Heights Temperature Statistics

October Temperature

Chicago, Chicago Midway Airport (9.3 miles)

  • Lowest 24 October, 2025

    35.1 °F

  • Average October

    60 °F

  • Highest 3 October, 2025

    89.1 °F

Climate (2020–Present)

Chicago, Chicago Midway Airport (9.3 miles)

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  • Average Low 2020–2025

    46.9 °F

  • Average 2020–2025

    54.4 °F

  • Average High 2020–2025

    62 °F
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