Maple Island Conservation Area Weather Forecast

    • 69
    • 79

    Rain Showers Likely

    • 67
    • 83

    Chance Thunderstorms

    • 70
    • 88

    Chance Rain Showers

    • 71
    • 87

    Chance Thunderstorms

    • 74
    • 90

    Chance Rain Showers

    • 71
    • 91

    Chance Thunderstorms

Today 13 Jun St. Charles

Numerous Showers and scattered Thunderstorms. Near steady temperature in the mid 70s. Southeast Winds 5 to 10 Mph. Chance of rain 70 percent.

Tonight 13 Jun St. Charles

Cloudy. Scattered Showers and Thunderstorms, mainly in the evening. Patchy fog after midnight. Lows in the upper 60s. Northeast Winds around 5 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Maple Island Conservation Area Temperature Statistics

June Temperature

St. Louis Regional Airport (6.2 miles)

  • Lowest 2 June, 2025

    55.6 °F

  • Average June

    67.7 °F

  • Highest 3 June, 2025

    86 °F

Climate (2020–Present)

St. Louis Regional Airport (6.2 miles)

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  • Average Low 2020–2025

    45.9 °F

  • Average 2020–2025

    53.8 °F

  • Average High 2020–2025

    65.9 °F
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