Cheltenham Weather Forecast

    • 74
    • 90

    Thunderstorms

    • 73
    • 90

    Thunderstorms

    • 73
    • 92

    Chance Thunderstorms

    • 72
    • 90

    Chance Thunderstorms

    • 72
    • 91

    Chance Thunderstorms

    • 73
    • 92

    Chance Thunderstorms

Today 6 Jul St. Louis City

Partly sunny. Isolated Showers and Thunderstorms in the Morning, then numerous Showers and Thunderstorms in the afternoon. Humid with Highs in the upper 80s. Southwest Winds 5 to 10 Mph. Chance of rain 60 percent.

Tonight 6 Jul St. Louis City

Mostly cloudy. Scattered Showers and Thunderstorms in the evening. Humid with Lows in the lower 70s. West Winds around 5 Mph. Chance of rain 50 percent.

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Cheltenham Temperature Statistics

July Temperature

St. Louis Downtown Airport (8.1 miles)

  • Lowest 2 July, 2025

    64 °F

  • Average July

    79.4 °F

  • Highest 3 July, 2025

    91.9 °F

Climate (2020–Present)

St. Louis Downtown Airport (8.1 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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