Harold Emmerich Airport Weather Forecast

    • 72
    • 84

    Thunderstorms Likely

    • 75
    • 89

    Slight Chance Thunderstorms

    • 75
    • 93

    Chance Rain Showers

    • 71
    • 91

    Rain Showers Likely

    • 69
    • 88

    Chance Rain Showers

    • 70
    • 88

    Chance Thunderstorms

Today 8 Jun St. Clair

Showers. A chance of Thunderstorms Early, then Thunderstorms likely. Some Thunderstorms may produce heavy rainfall early. Some Thunderstorms may produce heavy rainfall. Highs in the mid 80s. South Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain near 100 percent.

Tonight 8 Jun St. Clair

Mostly cloudy. Showers and Thunderstorms Likely, mainly in the evening. Some Thunderstorms may produce heavy rainfall. Lows in the lower 70s. Southwest Winds 5 to 10 Mph. Chance of rain 60 percent.

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  • Temperature Real-Time

Harold Emmerich Airport Temperature Statistics

June Temperature

Belleville, Scott AFB/MidAmerica Airport (4.3 miles)

  • Lowest 3 June, 2026

    55.2 °F

  • Average June

    74.3 °F

  • Highest 1 June, 2026

    87.8 °F

Climate (2021–Present)

Belleville, Scott AFB/MidAmerica Airport (4.3 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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