Valmeyer Weather Forecast

    • 56
    • 82

    Thunderstorms

    • 38
    • 70

    Chance Rain Showers

    • 37
    • 55

    Partly Sunny

    • 54
    • 72

    Mostly Sunny

    • 55
    • 76

    Mostly Cloudy

    • 35
    • 69

    Chance Rain Showers

Today 14 Mar Monroe

Mostly sunny and breezy. Highs in the lower 80s. South Winds 10 to 15 Mph with Gusts up to 35 Mph, increasing to 15 to 25 Mph with Gusts up to 45 Mph in the afternoon.

Tonight 14 Mar Monroe

Mostly cloudy with Showers and Thunderstorms in the Evening, then mostly clear after midnight. Breezy with Lows in the mid 50s. South Winds 15 to 25 Mph. Gusts up to 50 Mph, decreasing to 35 Mph after midnight. Chance of rain 80 percent.

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Valmeyer Temperature Statistics

March Temperature

St. Louis Downtown Airport (19.9 miles)

  • Lowest 2 March, 2025

    21.8 °F

  • Average March

    43.4 °F

  • Highest 3 March, 2025

    64.7 °F

Climate (2020–Present)

St. Louis Downtown Airport (19.9 miles)

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  • Average Low 2020–2025

    47.2 °F

  • Average 2020–2025

    57.5 °F

  • Average High 2020–2025

    68.1 °F
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