Edwardsville Weather Forecast

    • 48
    • 80

    Rain Showers Likely

    • 39
    • 57

    Partly Sunny

    • 37
    • 61

    Sunny

    • 41
    • 67

    Mostly Sunny

    • 46
    • 74

    Partly Sunny

    • 50
    • 76

    Mostly Sunny

Today 15 Oct Madison

Mostly cloudy in the Morning, then becoming partly sunny. Patchy fog in the morning. Showers likely with a chance of Thunderstorms. Highs in the lower 80s. Southeast Winds 5 to 10 Mph, becoming south with Gusts up to 20 Mph in the afternoon. Chance of rain 70 percent.

Tonight 15 Oct Madison

A chance of Thunderstorms in the evening. Numerous Showers. Much cooler with Lows in the upper 40s. West Winds 10 to 15 Mph, becoming northwest 15 to 20 Mph after midnight. Chance of rain 70 percent.

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Edwardsville Temperature Statistics

October Temperature

St. Louis Regional Airport (6.8 miles)

  • Lowest 6 October, 2026

    43.2 °F

  • Average October

    62.2 °F

  • Highest 12 October, 2026

    91.4 °F

Climate (2021–2026)

St. Louis Regional Airport (6.8 miles)

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  • Average Low 2021–2026

    46.5 °F

  • Average 2021–2026

    54.5 °F

  • Average High 2021–2026

    66.7 °F
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