Murphysboro Weather Forecast

    • 35
    • 40

    Mostly Cloudy

    • 25
    • 43

    Mostly Cloudy

    • 5
    • 34

    Mostly Cloudy

    • 8
    • 18

    Mostly Sunny

    • 24
    • 36

    Partly Sunny

    • 34
    • 43

    Mostly Cloudy

Today 11 Dec Jackson

Mostly cloudy. A slight chance of rain and snow Showers this afternoon. Highs around 40. Southwest Winds 5 to 10 Mph. Chance of precipitation 20 percent.

Tonight 11 Dec Jackson

Mostly cloudy. Near steady temperature in the upper 30s. South Winds around 10 Mph, becoming southwest after midnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Murphysboro Temperature Statistics

December Temperature

Southern Illinois Airport (5 miles)

  • Lowest 4 December, 2025

    19.9 °F

  • Average December

    31.5 °F

  • Highest 6 December, 2025

    48.9 °F

Climate (2020–Present)

Southern Illinois Airport (5 miles)

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

  • Average Low 2020–2025

    47.9 °F

  • Average 2020–2025

    58.2 °F

  • Average High 2020–2025

    68.7 °F
Get WillyWeather+ to remove ads