Carbondale Weather Forecast

    • 78
    • 97

    Hot

    • 78
    • 98

    Hot

    • 76
    • 96

    Chance Thunderstorms

    • 73
    • 93

    Chance Thunderstorms

    • 73
    • 90

    Chance Rain Showers

    • 73
    • 93

    Slight Chance Thunderstorms

Today 10 Aug Jackson

Sunny, hot with Highs in the upper 90s. Southwest Winds 5 to 10 Mph. Highest heat index Readings heat index Readings up to 105 in the afternoon.

Tonight 10 Aug Jackson

Mostly clear. Lows in the upper 70s. Southwest Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Carbondale Temperature Statistics

August Temperature

Southern Illinois Airport (3.7 miles)

  • Lowest 5 August, 2026

    62.6 °F

  • Average August

    77 °F

  • Highest 5 August, 2026

    87.8 °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

    48.2 °F

  • Average 2021–2026

    58.7 °F

  • Average High 2021–2026

    69.3 °F
Get WillyWeather+ to remove ads