Cook Weather Forecast

    • 54
    • 77

    Increasing Clouds

    • 42
    • 68

    Partly Sunny

    • 58
    • 74

    Mostly Sunny

    • 52
    • 77

    Rain Showers

    • 40
    • 65

    Mostly Cloudy

    • 40
    • 62

    Mostly Cloudy

    • 43
    • 61

    Rain Showers Likely

Today 8 Sep Central St. Louis

Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms. Highs in the mid 70s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 30 percent.

Tonight 8 Sep Central St. Louis

Mostly clear. Lows in the mid 50s. West Winds 5 to 10 Mph with Gusts up to 25 Mph.

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  • Temperature Real-Time

Cook Temperature Statistics

September Temperature

Cook Municipal Airport (1.9 miles)

  • Lowest 2 September, 2026

    48.2 °F

  • Average September

    64.8 °F

  • Highest 3 September, 2026

    82.4 °F

Climate (2021–2026)

Cook Municipal Airport (1.9 miles)

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  • Average Low 2021–2026

    30.3 °F

  • Average 2021–2026

    41.7 °F

  • Average High 2021–2026

    51.7 °F
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