Piasa Weather Forecast

    • 56
    • 76

    Slight Chance Thunderstorms

    • 54
    • 79

    Thunderstorms Likely

    • 35
    • 66

    Slight Chance Rain Showers

    • 33
    • 49

    Mostly Sunny

    • 50
    • 67

    Mostly Sunny

    • 53
    • 73

    Mostly Cloudy

Today 13 Mar Macoupin

Sunny. Highs in the mid 70s. East Winds 5 to 10 Mph.

Tonight 13 Mar Macoupin

Mostly clear. Not as cool with Lows in the upper 40s. East Winds around 5 Mph.

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  • Temperature Real-Time

Piasa Temperature Statistics

March Temperature

St. Louis Regional Airport (16.2 miles)

  • Lowest 2 March, 2025

    19 °F

  • Average March

    40.7 °F

  • Highest 10 March, 2025

    71.6 °F

Climate (2020–Present)

St. Louis Regional Airport (16.2 miles)

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  • Average Low 2020–2025

    45.8 °F

  • Average 2020–2025

    53.7 °F

  • Average High 2020–2025

    65.7 °F
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