Upper Mississippi Waterfowl Area Weather Forecast

    • 30
    • 52

    Becoming Sunny

    • 40
    • 56

    Mostly Sunny

    • 57
    • 70

    Mostly Cloudy

    • 64
    • 83

    Slight Chance Thunderstorms

    • 61
    • 86

    Chance Thunderstorms

    • 54
    • 76

    Rain Likely

Today 27 Mar St. Charles

Partly sunny. Much cooler with Highs in the lower 50s. North Winds 15 to 20 Mph.

Tonight 27 Mar St. Charles

Mostly clear. Widespread frost after midnight. Lows in the upper 20s. North Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Upper Mississippi Waterfowl Area Temperature Statistics

March Temperature

St. Louis Regional Airport (9.3 miles)

  • Lowest 16 March, 2026

    22.6 °F

  • Average March

    50.4 °F

  • Highest 22 March, 2026

    91.4 °F

Climate (2021–Present)

St. Louis Regional Airport (9.3 miles)

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  • Average Low 2021–2026

    46.3 °F

  • Average 2021–2026

    54.2 °F

  • Average High 2021–2026

    66.5 °F
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