Chesterfield Weather Forecast

    • 60
    • 83

    Increasing Clouds

    • 65
    • 85

    Rain Showers

    • 49
    • 82

    Rain Showers

    • 45
    • 66

    Mostly Sunny

    • 52
    • 75

    Mostly Sunny

    • 48
    • 75

    Mostly Sunny

Today 16 Oct St. Louis

Sunny. Highs in the lower 80s. East Winds 5 to 10 Mph.

Tonight 16 Oct St. Louis

Mostly clear in the Evening, then becoming partly cloudy. Lows in the upper 50s. Southeast Winds 5 to 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Chesterfield Temperature Statistics

October Temperature

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

  • Lowest 9 October, 2025

    42.1 °F

  • Average October

    66.2 °F

  • Highest 3 October, 2025

    88 °F

Climate (2020–Present)

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

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  • Average Low 2020–2025

    45.9 °F

  • Average 2020–2025

    57 °F

  • Average High 2020–2025

    68.3 °F
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