Chesterfield Weather Forecast

    • 21
    • 45

    Chance Snow

    • 11
    • 27

    Mostly Cloudy

    • 14
    • 31

    Partly Sunny

    • 10
    • 24

    Mostly Sunny

    • 25
    • 37

    Mostly Sunny

    • 23
    • 45

    Partly Sunny

Today 16 Jan St. Louis

Partly sunny in the Morning, then mostly cloudy with a slight chance of rain and snow in the afternoon. Not as cool with Highs in the mid 40s. West Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of precipitation 20 percent.

Tonight 16 Jan St. Louis

Mostly cloudy. A chance of Snow, mainly in the evening. Lows in the lower 20s. West Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of snow 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Chesterfield Temperature Statistics

January Temperature

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

  • Lowest 4 January, 2026

    19 °F

  • Average January

    43.3 °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

    57.2 °F

  • Average High 2021–2026

    68.4 °F
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