Hamburg Weather Forecast

    • 27
    • 37

    Becoming Sunny

    • 25
    • 43

    Partly Sunny

    • 28
    • 40

    Mostly Cloudy

    • 28
    • 46

    Mostly Cloudy

    • 28
    • 43

    Partly Sunny

    • 33
    • 50

    Partly Sunny

Today 30 Dec St. Charles

Mostly sunny. Highs in the mid 30s. West Winds 5 to 10 Mph.

Tonight 30 Dec St. Charles

Mostly clear. Not as cool with Lows in the upper 20s. West Winds 5 to 10 Mph.

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Hamburg Temperature Statistics

December Temperature

St. Louis, Spirit Of St. Louis Airport (3.7 miles)

  • Lowest 14 December, 2025

    7 °F

  • Average December

    37.7 °F

  • Highest 26 December, 2025

    69.1 °F

Climate (2020–Present)

St. Louis, Spirit Of St. Louis Airport (3.7 miles)

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  • Average Low 2020–2025

    46 °F

  • Average 2020–2025

    57.1 °F

  • Average High 2020–2025

    68.3 °F
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