Chesterfield Weather Forecast

    • 2
    • 13

    Increasing Clouds

    • 8
    • 12

    Snow

    • -1
    • 16

    Snow Likely

    • 8
    • 19

    Mostly Sunny

    • 9
    • 34

    Partly Sunny

    • 3
    • 26

    Partly Sunny

Today 23 Jan St. Louis

Mostly cloudy this Morning, then becoming partly sunny. Much cooler with Highs around 16. North Winds 15 to 20 Mph. Wind chill Values as low as 9 below.

Tonight 23 Jan St. Louis

Mostly cloudy. Cold with Lows around 3 above. Northeast Winds 10 to 15 Mph. Wind chill Values as low as 12 below.

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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 20 January, 2026

    7 °F

  • Average January

    37.6 °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

    45.9 °F

  • Average 2021–2026

    57.1 °F

  • Average High 2021–2026

    68.4 °F
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