McGinnis Slough Weather Forecast

    • 66
    • 68

    Rain Showers

    • 59
    • 73

    Rain Showers

    • 49
    • 67

    Chance Rain Showers

    • 48
    • 66

    Partly Sunny

    • 47
    • 68

    Mostly Sunny

    • 45
    • 63

    Mostly Sunny

Today 30 Sep Southern Cook

Showers. Highs in the upper 60s. South Winds around 10 Mph. Chance of precipitation near 100 percent.

Tonight 30 Sep Southern Cook

Cloudy. A chance of Showers with a slight chance of Thunderstorms. Near steady temperature in the mid 60s. South Winds 5 to 10 Mph. Chance of precipitation 50 percent.

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McGinnis Slough Temperature Statistics

September Temperature

Chicago, Chicago Midway Airport (11.2 miles)

  • Lowest 27 September, 2026

    50 °F

  • Average September

    71.2 °F

  • Highest 2 September, 2026

    96.1 °F

Climate (2021–2026)

Chicago, Chicago Midway Airport (11.2 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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