Cook Weather Forecast

    • 33
    • 60

    Becoming Sunny

    • 35
    • 62

    Mostly Sunny

    • 41
    • 64

    Chance Rain Showers

    • 48
    • 62

    Slight Chance Rain Showers

    • 49
    • 67

    Slight Chance Rain Showers

    • 49
    • 65

    Chance Rain Showers

    • 43
    • 65

    Chance Rain Showers

Today 21 Sep Central St. Louis

Partly sunny. Near steady temperature in the upper 50s. East Winds 5 to 10 Mph.

Tonight 21 Sep Central St. Louis

Partly cloudy in the Evening, then clearing. Areas of frost after midnight. Lows in the mid 30s. East Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cook Temperature Statistics

September Temperature

Cook Municipal Airport (1.9 miles)

  • Lowest 14 September, 2026

    30.2 °F

  • Average September

    60 °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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