Pontoon Beach Weather Forecast

    • 45
    • 67

    Rain Showers Likely

    • 44
    • 67

    Partly Sunny

    • 58
    • 71

    Mostly Cloudy

    • 66
    • 79

    Rain Showers Likely

    • 67
    • 82

    Rain Showers Likely

    • 62
    • 82

    Rain Showers Likely

Today 23 Apr Madison

Partly sunny with a slight chance of Showers this Morning, then cloudy with Showers likely with a slight chance of Thunderstorms this afternoon. Highs in the upper 60s. Southwest Winds 10 to 15 Mph, becoming west this afternoon. Chance of rain 70 percent.

Tonight 23 Apr Madison

Partly cloudy with a chance of Showers with a slight chance of Thunderstorms in the Evening, then mostly clear after midnight. Lows in the mid 40s. West Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Pontoon Beach Temperature Statistics

April Temperature

St. Louis Regional Airport (11.2 miles)

  • Lowest 6 April, 2024

    31.5 °F

  • Average April

    55.2 °F

  • Highest 14 April, 2024

    84.2 °F

Climate (2019–Present)

St. Louis Regional Airport (11.2 miles)

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  • Average Low 2019–2024

    45.8 °F

  • Average 2019–2024

    53.5 °F

  • Average High 2019–2024

    65.5 °F
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