Maple Island Conservation Area Weather Forecast

    • 72
    • 87

    Chance Thunderstorms

    • 76
    • 94

    Partly Sunny

    • 78
    • 98

    Hot

    • 74
    • 95

    Partly Sunny

    • 72
    • 93

    Partly Sunny

    • 73
    • 92

    Partly Sunny

Today 25 Jul St. Charles

Cloudy with a chance of Showers and Thunderstorms in the Morning, then partly sunny with a slight chance of Showers and Thunderstorms in the afternoon. Warmer with Highs in the mid 80s. South Winds around 5 Mph. Chance of rain 50 percent.

Tonight 25 Jul St. Charles

Partly cloudy. Humid with Lows in the lower 70s. Southeast Winds around 5 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Maple Island Conservation Area Temperature Statistics

July Temperature

St. Louis Regional Airport (6.2 miles)

  • Lowest 22 July, 2026

    65.1 °F

  • Average July

    77.3 °F

  • Highest 2 July, 2026

    93.2 °F

Climate (2021–2026)

St. Louis Regional Airport (6.2 miles)

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  • Average Low 2021–2026

    46.6 °F

  • Average 2021–2026

    54.5 °F

  • Average High 2021–2026

    66.7 °F
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