Schertz Aerial Service - Cooksville Airport Weather Forecast

    • 61
    • 87

    Partly Sunny

    • 54
    • 78

    Chance Rain Showers

    • 65
    • 77

    Partly Sunny

    • 66
    • 89

    Rain Showers Likely

    • 66
    • 86

    Rain Showers Likely

    • 59
    • 82

    Chance Rain Showers

Today 12 Sep McLean

Mostly sunny. Highs in the upper 80s. Southwest Winds 5 to 10 Mph, becoming west this afternoon.

Tonight 12 Sep McLean

Partly cloudy. Lows in the lower 60s. Northwest Winds 5 to 10 Mph.

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Schertz Aerial Service - Cooksville Airport Temperature Statistics

September Temperature

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

  • Lowest 7 September, 2026

    57.9 °F

  • Average September

    78.4 °F

  • Highest 1 September, 2026

    95 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    43.8 °F

  • Average 2021–2026

    53.2 °F

  • Average High 2021–2026

    62.7 °F
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