St Morgan Weather Forecast

    • 71
    • 95

    Rain Showers

    • 64
    • 79

    Rain Showers

    • 67
    • 85

    Slight Chance Thunderstorms

    • 68
    • 91

    Chance Thunderstorms

    • 67
    • 89

    Slight Chance Thunderstorms

    • 68
    • 90

    Chance Thunderstorms

Today 9 Sep Madison

Mostly sunny. A slight chance of Showers in the Morning, then a chance of Showers and Thunderstorms in the afternoon. Hot with Highs in the mid 90s. Southwest Winds 5 to 10 Mph, becoming west in the afternoon. Chance of rain 50 percent. Heat index Values up to 105.

Tonight 9 Sep Madison

Mostly clear and not as cool. Near steady temperature in the mid 70s. South Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

St Morgan Temperature Statistics

September Temperature

Belleville, Scott AFB/MidAmerica Airport (11.2 miles)

  • Lowest 1 September, 2026

    71.6 °F

  • Average September

    85.7 °F

  • Highest 5 September, 2026

    101.8 °F

Climate (2021–2026)

Belleville, Scott AFB/MidAmerica Airport (11.2 miles)

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

  • Average Low 2021–2026

    48 °F

  • Average 2021–2026

    58 °F

  • Average High 2021–2026

    68.2 °F
Get WillyWeather+ to remove ads