Ballou Weather Forecast

    • 65
    • 85

    Rain Showers Likely

    • 67
    • 78

    Rain Showers Likely

    • 65
    • 82

    Rain Showers Likely

    • 66
    • 81

    Slight Chance Thunderstorms

    • 65
    • 85

    Chance Rain Showers

    • 58
    • 77

    Chance Rain Showers

Today 15 Sep Southern Will

Mostly cloudy in the Morning, then becoming partly cloudy. A chance of Showers and Thunderstorms. More humid. Highs in the mid 80s. Southwest Winds 10 to 15 Mph, becoming west 5 to 10 Mph in the afternoon. Chance of precipitation 50 percent.

Tonight 15 Sep Southern Will

A chance of Thunderstorms until early morning. Showers likely. A slight chance of Thunderstorms late. Humid with Lows in the mid 60s. North Winds around 5 Mph. Chance of precipitation 70 percent.

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Ballou Temperature Statistics

September Temperature

Joliet Regional Airport (16.8 miles)

  • Lowest 11 September, 2026

    55.4 °F
  • Average September

    77.4 °F
  • Highest 2 September, 2026

    95.9 °F

Climate (2021–2026)

Joliet Regional Airport (16.8 miles)

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  • Average Low 2021–2026

    43.7 °F
  • Average 2021–2026

    53.8 °F
  • Average High 2021–2026

    63.4 °F
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