Pfeiffer Lake Weather Forecast

    • 42
    • 71

    Becoming Sunny

    • 47
    • 74

    Mostly Sunny

    • 52
    • 76

    Chance Rain Showers

    • 49
    • 76

    Chance Rain Showers

    • 47
    • 74

    Mostly Sunny

    • 49
    • 75

    Partly Sunny

Today 18 Aug Central St. Louis

Sunny. Highs in the lower 70s. Northwest Winds 5 to 10 Mph.

Tonight 18 Aug Central St. Louis

Mostly clear. Cold with Lows in the lower 40s. Northwest Winds 5 to 10 Mph in the Evening, becoming light and variable.

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Pfeiffer Lake Temperature Statistics

August Temperature

Cook Municipal Airport (10.6 miles)

  • Lowest 5 August, 2026

    41 °F

  • Average August

    65 °F

  • Highest 2 August, 2026

    80.6 °F

Climate (2021–2026)

Cook Municipal Airport (10.6 miles)

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  • Average Low 2021–2026

    30.3 °F

  • Average 2021–2026

    41.7 °F

  • Average High 2021–2026

    51.7 °F
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