Cheltenham Weather Forecast

    • 32
    • 35

    Slight Chance Snow

    • 23
    • 39

    Mostly Cloudy

    • 7
    • 28

    Chance Snow

    • 11
    • 20

    Mostly Sunny

    • 28
    • 40

    Partly Sunny

    • 36
    • 45

    Mostly Cloudy

Today 11 Dec St. Louis City

Mostly cloudy. A slight chance of snow this afternoon. Cooler with Highs in the mid 30s. West Winds around 5 Mph, becoming south this afternoon. Chance of snow 20 percent.

Tonight 11 Dec St. Louis City

Mostly cloudy. A slight chance of snow in the evening. Near steady temperature in the mid 30s. Southeast Winds 5 to 10 Mph, becoming west after midnight. Chance of snow 20 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Cheltenham Temperature Statistics

December Temperature

St. Louis Downtown Airport (8.1 miles)

  • Lowest 5 December, 2025

    10 °F

  • Average December

    28.9 °F

  • Highest 6 December, 2025

    48.9 °F

Climate (2020–Present)

St. Louis Downtown Airport (8.1 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    47.5 °F

  • Average 2020–2025

    58 °F

  • Average High 2020–2025

    68.6 °F
Get WillyWeather+ to remove ads