Union County State Conservation Area Weather Forecast

    • 21
    • 33

    Decreasing Clouds

    • 27
    • 42

    Partly Sunny

    • 31
    • 46

    Mostly Cloudy

    • 22
    • 46

    Mostly Cloudy

    • 24
    • 37

    Partly Sunny

    • 35
    • 47

    Partly Sunny

    • 26
    • 51

    Slight Chance Rain Showers

Today 4 Dec Union

Mostly cloudy. Near steady temperature in the lower 30s. North Winds 5 to 10 Mph.

Tonight 4 Dec Union

Partly cloudy this Evening, then becoming mostly cloudy. Lows in the lower 20s. North Winds around 5 Mph this Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Union County State Conservation Area Temperature Statistics

December Temperature

Cape Girardeau, Cape Girardeau Regional Airport (15.5 miles)

  • Lowest 1 December, 2025

    25 °F

  • Average December

    28.4 °F

  • Highest 1 December, 2025

    32 °F

Climate (2020–Present)

Cape Girardeau, Cape Girardeau Regional Airport (15.5 miles)

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  • Average Low 2020–2025

    48.8 °F

  • Average 2020–2025

    59.3 °F

  • Average High 2020–2025

    70 °F
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