Jefferson Park Weather Forecast

    • 54
    • 78

    Mostly Sunny

    • 50
    • 69

    Partly Sunny

    • 58
    • 70

    Partly Sunny

    • 62
    • 78

    Partly Sunny

    • 57
    • 75

    Partly Sunny

    • 57
    • 72

    Mostly Cloudy

Today 7 Oct Central Cook

Mostly sunny. Highs in the upper 70s Inland, but only in the mid 70s near the lake. West Winds around 10 Mph.

Tonight 7 Oct Central Cook

Mostly clear. Lows in the mid 50s. Northwest Winds 5 to 10 Mph.

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Jefferson Park Temperature Statistics

October Temperature

Chicago, Chicago-O'Hare International Airport (6.8 miles)

  • Lowest 3 October, 2026

    48.9 °F

  • Average October

    62.1 °F

  • Highest 4 October, 2026

    72 °F

Climate (2021–2026)

Chicago, Chicago-O'Hare International Airport (6.8 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    61.9 °F
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