East Saint Louis Weather Forecast

    • 74
    • 91

    Chance Rain Showers

    • 73
    • 88

    Thunderstorms Likely

    • 70
    • 88

    Thunderstorms Likely

    • 68
    • 89

    Partly Sunny

    • 70
    • 92

    Mostly Sunny

    • 73
    • 93

    Slight Chance Thunderstorms

Today 28 Jun St. Clair

Mostly sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs in the upper 80s. Southwest Winds around 5 Mph. Chance of rain 20 percent.

Tonight 28 Jun St. Clair

Mostly cloudy with a slight chance of Showers and Thunderstorms. Lows in the lower 70s. Southwest Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

East Saint Louis Temperature Statistics

June Temperature

St. Louis Downtown Airport (3.7 miles)

  • Lowest 10 June, 2025

    55.7 °F

  • Average June

    76.1 °F

  • Highest 22 June, 2025

    97.6 °F

Climate (2020–Present)

St. Louis Downtown Airport (3.7 miles)

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  • Average Low 2020–2025

    47.3 °F

  • Average 2020–2025

    57.7 °F

  • Average High 2020–2025

    68.3 °F
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