Carterville Weather Forecast

    • 65
    • 85

    Mostly Sunny

    • 61
    • 87

    Slight Chance Thunderstorms

    • 45
    • 73

    Rain Showers Likely

    • 46
    • 74

    Partly Sunny

    • 52
    • 74

    Mostly Cloudy

    • 57
    • 73

    Mostly Cloudy

    • 61
    • 81

    Slight Chance Thunderstorms

Today 16 Apr Cass

Mostly cloudy with a slight chance of Showers and Thunderstorms this Morning, then partly cloudy this afternoon. Highs in the mid 80s. South Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 16 Apr Cass

Mostly clear. Lows in the mid 60s. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Carterville Temperature Statistics

April Temperature

Mount Pleasant, Mount Pleasant Regional Airport (28 miles)

  • Lowest 7 April, 2026

    40.8 °F

  • Average April

    66.9 °F

  • Highest 1 April, 2026

    85.3 °F

Climate (2021–Present)

Mount Pleasant, Mount Pleasant Regional Airport (28 miles)

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  • Average Low 2021–2026

    54.5 °F

  • Average 2021–2026

    65.2 °F

  • Average High 2021–2026

    76.6 °F
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