St. Louis Weather Forecast

    • 47
    • 76

    Sunny

    • 58
    • 75

    Chance Thunderstorms

    • 68
    • 85

    Chance Thunderstorms

    • 68
    • 90

    Chance Thunderstorms

    • 72
    • 90

    Chance Thunderstorms

    • 70
    • 92

    Rain Showers Likely

Today 13 May St. Louis City

Sunny. Highs in the mid 70s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 13 May St. Louis City

Mostly clear. Lows in the upper 50s. Northwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

St. Louis Temperature Statistics

May Temperature

St. Louis Downtown Airport (5 miles)

  • Lowest 7 May, 2026

    39.7 °F

  • Average May

    59.8 °F

  • Highest 9 May, 2026

    81.6 °F

Climate (2021–Present)

St. Louis Downtown Airport (5 miles)

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  • Average Low 2021–2026

    47.6 °F

  • Average 2021–2026

    58.4 °F

  • Average High 2021–2026

    69.2 °F
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