Carbondale Weather Forecast

    • 60
    • 73

    Mostly Cloudy

    • 59
    • 80

    Partly Sunny

    • 59
    • 75

    Mostly Cloudy

    • 57
    • 77

    Partly Sunny

    • 59
    • 80

    Mostly Sunny

    • 66
    • 83

    Chance Rain Showers

Today 24 Sep Jackson

Partly sunny. Near steady temperature in the upper 60s. Northeast Winds around 5 Mph.

Tonight 24 Sep Jackson

Mostly cloudy. Lows in the upper 50s. Northeast Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Carbondale Temperature Statistics

September Temperature

Southern Illinois Airport (3.7 miles)

  • Lowest 8 September, 2026

    58.6 °F

  • Average September

    82.1 °F

  • Highest 5 September, 2026

    103.6 °F

Climate (2021–2026)

Southern Illinois Airport (3.7 miles)

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

  • Average Low 2021–2026

    48.3 °F

  • Average 2021–2026

    58.9 °F

  • Average High 2021–2026

    69.5 °F
Get WillyWeather+ to remove ads