Scott Air Force Base/Midamerica Airport Weather Forecast

    • 52
    • 73

    Becoming Sunny

    • 56
    • 79

    Partly Sunny

    • 54
    • 74

    Rain Showers Likely

    • 59
    • 75

    Mostly Cloudy

    • 64
    • 81

    Chance Thunderstorms

    • 66
    • 82

    Rain Showers Likely

    • 57
    • 81

    Rain Showers Likely

Today 8 Apr St. Clair

Sunny. Not as cool with Highs in the mid 70s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 8 Apr St. Clair

Mostly clear. Not as cool with Lows in the mid 50s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Real-Time

Scott Air Force Base/Midamerica Airport Temperature Statistics

April Temperature

Belleville, Scott AFB/MidAmerica Airport (0.6 miles)

  • Lowest 6 April, 2026

    38.8 °F

  • Average April

    60.7 °F

  • Highest 3 April, 2026

    81.3 °F

Climate (2021–Present)

Belleville, Scott AFB/MidAmerica Airport (0.6 miles)

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  • Average Low 2021–2026

    47.6 °F

  • Average 2021–2026

    57.7 °F

  • Average High 2021–2026

    67.9 °F
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