Edwardsville Weather Forecast

    • 65
    • 84

    Mostly Cloudy

    • 61
    • 78

    Mostly Cloudy

    • 62
    • 81

    Partly Sunny

    • 61
    • 80

    Partly Sunny

    • 61
    • 83

    Slight Chance Rain Showers

    • 59
    • 81

    Mostly Sunny

Today 28 May Madison

Mostly cloudy in the Morning, then becoming partly sunny. Highs in the mid 80s. East Winds 5 to 10 Mph.

Tonight 28 May Madison

Mostly cloudy. Lows in the mid 60s. East Winds 5 to 10 Mph.

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Edwardsville Temperature Statistics

May Temperature

St. Louis Regional Airport (6.8 miles)

  • Lowest 7 May, 2026

    39.6 °F

  • Average May

    61.5 °F

  • Highest 17 May, 2026

    86 °F

Climate (2021–Present)

St. Louis Regional Airport (6.8 miles)

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  • Average Low 2021–2026

    46.5 °F

  • Average 2021–2026

    54.4 °F

  • Average High 2021–2026

    66.7 °F
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