Chesterfield Weather Forecast

    • 45
    • 65

    Rain

    • 37
    • 53

    Mostly Cloudy

    • 23
    • 47

    Partly Sunny

    • 24
    • 37

    Mostly Sunny

    • 37
    • 52

    Mostly Sunny

    • 36
    • 56

    Mostly Cloudy

    • 24
    • 43

    Mostly Cloudy

Today 8 Jan St. Louis

Showers with a chance of Thunderstorms. Breezy. Near steady temperature in the lower 60s. South Winds 20 to 25 Mph with Gusts up to 40 Mph. Chance of rain 90 percent.

Tonight 8 Jan St. Louis

Mostly cloudy with rain with a chance of Thunderstorms this Evening, then partly cloudy after midnight. Breezy with Lows in the mid 40s. Southwest Winds 15 to 25 Mph. Gusts up to 40 Mph this evening. Chance of rain 80 percent.

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Chesterfield Temperature Statistics

January Temperature

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

  • Lowest 4 January, 2026

    19 °F

  • Average January

    38.6 °F

  • Highest 6 January, 2026

    68 °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

    57.1 °F

  • Average High 2021–2026

    68.3 °F
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