Cheltenham Weather Forecast

    • 46
    • 67

    Mostly Cloudy

    • 55
    • 64

    Drizzle

    • 59
    • 66

    Mostly Cloudy

    • 53
    • 73

    Partly Sunny

    • 38
    • 71

    Mostly Cloudy

    • 20
    • 40

    Mostly Sunny

Today 23 Dec St. Louis City

Mostly sunny. Patchy dense fog. Not as cool with Highs in the mid 60s. West Winds around 5 Mph.

Tonight 23 Dec St. Louis City

Mostly cloudy. Patchy fog after midnight. Lows in the mid 40s. Northeast Winds around 5 Mph.

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Cheltenham Temperature Statistics

December Temperature

St. Louis Downtown Airport (8.1 miles)

  • Lowest 14 December, 2025

    7 °F

  • Average December

    32.3 °F

  • Highest 18 December, 2025

    57.9 °F

Climate (2020–Present)

St. Louis Downtown Airport (8.1 miles)

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  • Average Low 2020–2025

    47.4 °F

  • Average 2020–2025

    58 °F

  • Average High 2020–2025

    68.6 °F
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