Downtown West Weather Forecast

    • 73
    • 90

    Increasing Clouds

    • 68
    • 88

    Rain Showers

    • 58
    • 72

    Rain Showers Likely

    • 56
    • 69

    Slight Chance Rain Showers

    • 52
    • 70

    Mostly Sunny

    • 50
    • 68

    Mostly Sunny

Today 30 Sep St. Louis City

Mostly cloudy in the Morning, then becoming partly sunny. Highs in the upper 80s. South Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 30 Sep St. Louis City

Mostly cloudy. Lows in the lower 70s. South Winds 5 to 10 Mph with Gusts up to 20 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 25 September, 2026

    55.7 °F
  • Average September

    78.1 °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

    47.8 °F
  • Average 2021–2026

    58.7 °F
  • Average High 2021–2026

    69.5 °F
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