Cook Weather Forecast

    • 57
    • 69

    Chance Rain Showers

    • 55
    • 64

    Rain Showers

    • 43
    • 72

    Mostly Cloudy

    • 32
    • 60

    Partly Sunny

    • 37
    • 59

    Partly Sunny

    • 35
    • 58

    Chance Rain Showers

Today 28 Sep Central St. Louis

Partly sunny. Highs around 70. Southeast Winds around 5 Mph.

Tonight 28 Sep Central St. Louis

Cloudy. A slight chance of Showers after midnight. Not as cool with Lows in the mid 50s. South Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 20 percent.

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Cook Temperature Statistics

September Temperature

Cook Municipal Airport (1.9 miles)

  • Lowest 14 September, 2026

    30.2 °F

  • Average September

    58.2 °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

    41.6 °F

  • Average High 2021–2026

    51.7 °F
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