East Alton Weather Forecast

    • 77
    • 95

    Slight Chance Thunderstorms

    • 74
    • 92

    Chance Thunderstorms

    • 74
    • 93

    Chance Thunderstorms

    • 74
    • 94

    Chance Thunderstorms

    • 71
    • 90

    Rain Showers Likely

    • 68
    • 87

    Slight Chance Thunderstorms

Today 26 Jun Madison

Sunny. A slight chance of Showers and Thunderstorms in the afternoon. Humid with Highs in the mid 90s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values up to 103.

Tonight 26 Jun Madison

Clear. Lows in the mid 70s. Southwest Winds around 5 Mph.

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East Alton Temperature Statistics

June Temperature

St. Louis Regional Airport (3.7 miles)

  • Lowest 2 June, 2025

    55.6 °F

  • Average June

    71.7 °F

  • Highest 21 June, 2025

    93.2 °F

Climate (2020–Present)

St. Louis Regional Airport (3.7 miles)

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  • Average Low 2020–2025

    46 °F

  • Average 2020–2025

    53.8 °F

  • Average High 2020–2025

    65.9 °F
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