Cicero Weather Forecast

    • 68
    • 81

    Becoming Sunny

    • 65
    • 77

    Mostly Sunny

    • 66
    • 79

    Partly Sunny

    • 74
    • 88

    Partly Sunny

    • 69
    • 89

    Chance Rain Showers

    • 65
    • 81

    Slight Chance Rain Showers

Today 5 Sep Central Cook

Mostly cloudy in the Morning, then becoming partly cloudy. Patchy fog early in the morning. Highs in the lower 80s Inland, but only in the mid 70s near the lake. North Winds 5 to 10 Mph, increasing to northeast 10 to 15 Mph in the afternoon.

Tonight 5 Sep Central Cook

Partly cloudy in the Evening, then clearing. Lows in the upper 60s. Northeast Winds 5 to 10 Mph.

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Cicero Temperature Statistics

September Temperature

Chicago, Chicago Midway Airport (3.7 miles)

  • Lowest 1 September, 2026

    78.1 °F

  • Average September

    85.8 °F

  • Highest 2 September, 2026

    96.1 °F

Climate (2021–2026)

Chicago, Chicago Midway Airport (3.7 miles)

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  • Average Low 2021–2026

    46.7 °F

  • Average 2021–2026

    54.3 °F

  • Average High 2021–2026

    61.9 °F
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