Scott Air Force Base Weather Forecast

    • 66
    • 83

    Chance Thunderstorms

    • 68
    • 86

    Rain Showers

    • 69
    • 83

    Rain Showers

    • 72
    • 87

    Rain Showers Likely

    • 75
    • 93

    Mostly Sunny

    • 76
    • 95

    Sunny

Today 24 Jun St. Clair

Mostly sunny this Morning, then mostly cloudy with a chance of Showers and Thunderstorms this afternoon. Highs in the lower 80s. South Winds 5 to 10 Mph, becoming southwest this afternoon. Chance of rain 30 percent.

Tonight 24 Jun St. Clair

Mostly cloudy. A chance of Showers and Thunderstorms, mainly in the evening. Lows in the mid 60s. Southwest Winds around 5 Mph. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Scott Air Force Base Temperature Statistics

June Temperature

Belleville, Scott AFB/MidAmerica Airport (0 miles)

  • Lowest 3 June, 2026

    55.2 °F

  • Average June

    75.6 °F

  • Highest 9 June, 2026

    92.8 °F

Climate (2021–2026)

Belleville, Scott AFB/MidAmerica Airport (0 miles)

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  • Average Low 2021–2026

    47.8 °F

  • Average 2021–2026

    57.8 °F

  • Average High 2021–2026

    68.1 °F
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