Maryland Heights Weather Forecast

    • 58
    • 73

    Chance Rain Showers

    • 57
    • 77

    Mostly Sunny

    • 67
    • 82

    Mostly Cloudy

    • 70
    • 85

    Rain Showers Likely

    • 66
    • 80

    Rain Showers Likely

    • 63
    • 76

    Chance Rain Showers

Today 27 Sep St. Louis

Mostly cloudy. A slight chance of Showers late this morning. Highs in the lower 70s. Northeast Winds around 5 Mph. Chance of rain 20 percent.

Tonight 27 Sep St. Louis

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the mid 50s. Northeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Maryland Heights Temperature Statistics

September Temperature

St. Louis Lambert International Airport (3.7 miles)

  • Lowest 23 September, 2026

    56.6 °F

  • Average September

    80.7 °F

  • Highest 5 September, 2026

    101.6 °F

Climate (2021–2026)

St. Louis Lambert International Airport (3.7 miles)

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  • Average Low 2021–2026

    50.7 °F

  • Average 2021–2026

    60.2 °F

  • Average High 2021–2026

    69.8 °F
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