Big Oaks Weather Forecast

    • 62
    • 71

    Thunderstorms Likely

    • 64
    • 76

    Rain Showers

    • 57
    • 68

    Rain Showers Likely

    • 54
    • 64

    Chance Rain Showers

    • 54
    • 63

    Slight Chance Rain Showers

    • 55
    • 64

    Mostly Cloudy

    • 56
    • 67

    Mostly Cloudy

Today 18 Sep Central Cook

Mostly cloudy in the Morning, then becoming partly cloudy. Highs around 70.

Tonight 18 Sep Central Cook

Mostly cloudy. A slight chance of Showers early in the evening. A slight chance of Showers and Thunderstorms after Midnight, then a chance of Showers and Thunderstorms late. Lows in the lower 60s. East Winds 10 to 15 Mph. Chance of precipitation 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Oaks Temperature Statistics

September Temperature

Chicago, Chicago-O'Hare International Airport (5 miles)

  • Lowest 14 September, 2026

    53.7 °F

  • Average September

    75.9 °F

  • Highest 2 September, 2026

    96.7 °F

Climate (2021–2026)

Chicago, Chicago-O'Hare International Airport (5 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    61.9 °F
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