Des Plaines Dolomite Prairies Land and Water Reserve Weather Forecast

    • 65
    • 79

    Thunderstorms

    • 65
    • 80

    Thunderstorms

    • 66
    • 86

    Rain Showers Likely

    • 61
    • 76

    Chance Thunderstorms

    • 58
    • 74

    Chance Rain Showers

    • 58
    • 71

    Chance Rain Showers

Today 17 Sep Southern Will

Mostly cloudy. Showers with Thunderstorms likely early in the Morning, then a chance of Showers and Thunderstorms late in the morning. Humid with Highs in the upper 70s. Northwest Winds around 5 Mph. Chance of precipitation 90 percent.

Tonight 17 Sep Southern Will

Mostly cloudy. Lows in the mid 60s. Northeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Des Plaines Dolomite Prairies Land and Water Reserve Temperature Statistics

September Temperature

Joliet Regional Airport (9.9 miles)

  • Lowest 14 September, 2026

    50 °F

  • Average September

    75.7 °F

  • Highest 2 September, 2026

    95.9 °F

Climate (2021–2026)

Joliet Regional Airport (9.9 miles)

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  • Average Low 2021–2026

    43.6 °F

  • Average 2021–2026

    53.8 °F

  • Average High 2021–2026

    63.4 °F
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