Matson Weather Forecast

    • 69
    • 78

    Chance Thunderstorms

    • 70
    • 89

    Chance Thunderstorms

    • 72
    • 90

    Slight Chance Thunderstorms

    • 74
    • 92

    Mostly Sunny

    • 75
    • 94

    Mostly Sunny

    • 73
    • 93

    Chance Thunderstorms

Today 6 Aug St. Charles

Showers and Thunderstorms likely. Cooler with Highs in the upper 70s. South Winds 5 to 10 Mph. Chance of rain 70 percent.

Tonight 6 Aug St. Charles

Mostly cloudy with a chance of Showers and Thunderstorms. Lows around 70. Southeast Winds around 5 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Matson Temperature Statistics

August Temperature

St. Louis, Spirit Of St. Louis Airport (8.1 miles)

  • Lowest 3 August, 2026

    63 °F

  • Average August

    74.5 °F

  • Highest 4 August, 2026

    89.1 °F

Climate (2021–2026)

St. Louis, Spirit Of St. Louis Airport (8.1 miles)

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  • Average Low 2021–2026

    46.1 °F

  • Average 2021–2026

    57.5 °F

  • Average High 2021–2026

    68.9 °F
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