Mascoutah Weather Forecast

    • 57
    • 81

    Chance Rain Showers

    • 53
    • 77

    Mostly Sunny

    • 60
    • 81

    Partly Sunny

    • 66
    • 88

    Slight Chance Thunderstorms

    • 71
    • 93

    Mostly Sunny

    • 69
    • 93

    Mostly Sunny

Today 9 Jun St. Clair

Mostly cloudy. A chance of Showers late this Morning, then a slight chance of Showers this afternoon. Highs in the lower 80s. North Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 9 Jun St. Clair

Partly cloudy in the Evening, then becoming clear. Lows in the upper 50s. Northwest Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Mascoutah Temperature Statistics

June Temperature

Belleville, Scott AFB/MidAmerica Airport (5 miles)

  • Lowest 7 June, 2024

    58.1 °F

  • Average June

    74.2 °F

  • Highest 3 June, 2024

    88 °F

Climate (2019–Present)

Belleville, Scott AFB/MidAmerica Airport (5 miles)

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

  • Average Low 2019–2024

    47.1 °F

  • Average 2019–2024

    56.9 °F

  • Average High 2019–2024

    67 °F
Get an account to remove ads