Cook Weather Forecast

    • 53
    • 72

    Mostly Cloudy

    • 54
    • 78

    Chance Rain Showers

    • 60
    • 79

    Rain Showers Likely

    • 56
    • 76

    Rain Showers

    • 57
    • 75

    Chance Thunderstorms

    • 50
    • 73

    Partly Sunny

Today 4 Sep Central St. Louis

Mostly cloudy. Highs in the lower 70s. East Winds 5 to 10 Mph.

Tonight 4 Sep Central St. Louis

Mostly cloudy. Patchy fog after midnight. Lows in the lower 50s. East Winds 5 to 10 Mph.

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Cook Temperature Statistics

September Temperature

Cook Municipal Airport (1.9 miles)

  • Lowest 2 September, 2026

    48.2 °F

  • Average September

    64.7 °F

  • Highest 1 September, 2026

    77 °F

Climate (2021–2026)

Cook Municipal Airport (1.9 miles)

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  • Average Low 2021–2026

    30.3 °F

  • Average 2021–2026

    41.6 °F

  • Average High 2021–2026

    51.7 °F
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