Near Southside Weather Forecast

    • 77
    • 94

    Isolated Thunderstorms

    • 78
    • 98

    Hot

    • 77
    • 99

    Hot

    • 77
    • 94

    Chance Thunderstorms

    • 77
    • 95

    Chance Thunderstorms

    • 77
    • 97

    Slight Chance Thunderstorms

Today 22 Jul St. Louis City

Mostly sunny. A slight chance of Showers and Thunderstorms in the afternoon. Humid with Highs in the lower 90s. Southeast Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values up to 108.

Tonight 22 Jul St. Louis City

Partly cloudy. A slight chance of Showers and Thunderstorms in the evening. Humid with Lows in the upper 70s. Southeast Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values up to 106 early in the evening.

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Near Southside Temperature Statistics

July Temperature

St. Louis Downtown Airport (4.3 miles)

  • Lowest 2 July, 2025

    63.6 °F

  • Average July

    81.4 °F

  • Highest 11 July, 2025

    97.6 °F

Climate (2020–Present)

St. Louis Downtown Airport (4.3 miles)

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  • Average Low 2020–2025

    47.3 °F

  • Average 2020–2025

    57.7 °F

  • Average High 2020–2025

    68.3 °F
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