Pevely Weather Forecast

    • 25
    • 49

    Mostly Cloudy

    • 34
    • 37

    Mostly Cloudy

    • 21
    • 42

    Mostly Cloudy

    • 7
    • 33

    Mostly Cloudy

    • 11
    • 21

    Mostly Sunny

    • 27
    • 42

    Partly Sunny

    • 35
    • 46

    Mostly Cloudy

Today 10 Dec Jefferson

Mostly cloudy. Near steady temperature in the upper 30s. Northwest Winds 15 to 20 Mph with Gusts up to 35 Mph.

Tonight 10 Dec Jefferson

Mostly cloudy. Much cooler with Lows in the mid 20s. Northwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Pevely Temperature Statistics

December Temperature

St. Louis Downtown Airport (23 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 (23 miles)

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  • Average Low 2020–2025

    47.5 °F

  • Average 2020–2025

    58 °F

  • Average High 2020–2025

    68.6 °F
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