Downtown West Weather Forecast

    • 76
    • 95

    Becoming Sunny

    • 72
    • 97

    Rain Showers

    • 67
    • 83

    Thunderstorms

    • 69
    • 87

    Partly Sunny

    • 71
    • 92

    Chance Thunderstorms

    • 70
    • 90

    Slight Chance Thunderstorms

    • 70
    • 91

    Chance Thunderstorms

Today 8 Sep St. Louis City

Mostly sunny. Highs in the mid 90s. Southeast Winds 5 to 10 Mph.

Tonight 8 Sep St. Louis City

Mostly clear. Not as cool with Lows in the mid 70s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Downtown West Temperature Statistics

September Temperature

St. Louis Downtown Airport (5.6 miles)

  • Lowest 1 September, 2026

    70.6 °F

  • Average September

    85.9 °F

  • Highest 5 September, 2026

    102.7 °F

Climate (2021–2026)

St. Louis Downtown Airport (5.6 miles)

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  • Average Low 2021–2026

    47.7 °F

  • Average 2021–2026

    58.6 °F

  • Average High 2021–2026

    69.4 °F
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