Chicago Weather Forecast

    • 52
    • 67

    Mostly Sunny

    • 52
    • 66

    Mostly Sunny

    • 52
    • 66

    Mostly Sunny

    • 54
    • 68

    Mostly Cloudy

    • 54
    • 70

    Mostly Cloudy

    • 50
    • 63

    Mostly Cloudy

Today 21 Oct Central Cook

Partly cloudy in the Morning, then becoming sunny. Patchy fog early in the morning. Highs around 70. Southwest Winds around 5 Mph.

Tonight 21 Oct Central Cook

Mostly clear in the Evening, then becoming partly cloudy. Lows around 50. Southeast Winds around 5 Mph in the Evening, becoming light and variable.

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Chicago Temperature Statistics

October Temperature

Chicago, Chicago Midway Airport (8.7 miles)

  • Lowest 17 October, 2026

    41 °F

  • Average October

    62.9 °F

  • Highest 12 October, 2026

    88 °F

Climate (2021–2026)

Chicago, Chicago Midway Airport (8.7 miles)

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  • Average Low 2021–2026

    46.7 °F

  • Average 2021–2026

    54.2 °F

  • Average High 2021–2026

    61.8 °F
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