Scott Air Force Base/Midamerica Airport Weather Forecast

    • 49
    • 59

    Rain Showers

    • 53
    • 66

    Rain Showers

    • 55
    • 71

    Rain Showers Likely

    • 58
    • 79

    Rain

    • 43
    • 71

    Chance Rain

    • 47
    • 69

    Slight Chance Rain

Today 3 Mar St. Clair

Patchy fog this morning. Showers with a chance of Thunderstorms. Not as cool with Highs in the upper 50s. East Winds around 5 Mph. Chance of rain near 100 percent.

Tonight 3 Mar St. Clair

A chance of Thunderstorms. Showers. Patchy fog. Not as cool with Lows in the upper 40s. Northeast Winds 5 to 10 Mph. Chance of rain 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Scott Air Force Base/Midamerica Airport Temperature Statistics

March Temperature

Belleville, Scott AFB/MidAmerica Airport (0.6 miles)

  • Lowest 1 March, 2026

    30 °F

  • Average March

    37.8 °F

  • Highest 1 March, 2026

    47.3 °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

    57.6 °F

  • Average High 2021–2026

    67.8 °F
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