Schertz Aerial Service - Cooksville Airport Weather Forecast

    • 67
    • 78

    Chance Rain Showers

    • 67
    • 85

    Rain Showers Likely

    • 57
    • 78

    Rain Showers Likely

    • 52
    • 67

    Chance Rain Showers

    • 50
    • 66

    Mostly Cloudy

    • 51
    • 68

    Partly Sunny

Today 18 Sep McLean

Mostly cloudy Early, then becoming partly sunny. A slight chance of Thunderstorms. A slight chance of Showers Early, then a chance of Showers. Cooler with Highs in the upper 70s. East Winds around 10 Mph. Chance of rain 40 percent.

Tonight 18 Sep McLean

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the upper 60s. Southeast Winds around 10 Mph with Gusts up to 20 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Schertz Aerial Service - Cooksville Airport Temperature Statistics

September Temperature

Bloomington/Normal, Central Illinois Regional Airport at Bloomington-Normal (12.4 miles)

  • Lowest 14 September, 2026

    52 °F

  • Average September

    75.4 °F

  • Highest 1 September, 2026

    95 °F

Climate (2021–2026)

Bloomington/Normal, Central Illinois Regional Airport at Bloomington-Normal (12.4 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    43.8 °F

  • Average 2021–2026

    53.2 °F

  • Average High 2021–2026

    62.7 °F
Get WillyWeather+ to remove ads