Dardenne Prairie Weather Forecast

    • 56
    • 73

    Mostly Cloudy

    • 57
    • 68

    Rain Showers Likely

    • 59
    • 78

    Chance Rain Showers

    • 61
    • 80

    Rain Showers Likely

    • 63
    • 82

    Chance Rain Showers

    • 65
    • 84

    Rain Showers Likely

Today 21 May St. Charles

Mostly sunny. Highs around 70. Northeast Winds 5 to 10 Mph.

Tonight 21 May St. Charles

Mostly cloudy. Lows in the upper 50s. East Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Dardenne Prairie Temperature Statistics

May Temperature

St. Louis, Spirit Of St. Louis Airport (8.7 miles)

  • Lowest 7 May, 2026

    36.6 °F

  • Average May

    62.2 °F

  • Highest 17 May, 2026

    86.6 °F

Climate (2021–Present)

St. Louis, Spirit Of St. Louis Airport (8.7 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    57.4 °F

  • Average High 2021–2026

    68.9 °F
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