Chesterfield Weather Forecast

    • 60
    • 83

    Slight Chance Rain Showers

    • 63
    • 84

    Partly Sunny

    • 66
    • 82

    Rain Showers Likely

    • 67
    • 86

    Chance Thunderstorms

    • 66
    • 85

    Rain Showers Likely

    • 61
    • 80

    Rain Showers Likely

Today 24 May St. Louis

Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms this Morning, then mostly sunny with a slight chance of Showers this afternoon. Highs in the lower 80s. North Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 24 May St. Louis

Mostly clear in the Evening, then becoming partly cloudy. Lows in the upper 50s. East Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Chesterfield Temperature Statistics

May Temperature

St. Louis, Spirit Of St. Louis Airport (3.7 miles)

  • Lowest 7 May, 2026

    36.6 °F

  • Average May

    62.6 °F

  • Highest 17 May, 2026

    86.6 °F

Climate (2021–Present)

St. Louis, Spirit Of St. Louis Airport (3.7 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    57.4 °F

  • Average High 2021–2026

    68.8 °F
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