Foristell Weather Forecast

    • 56
    • 88

    Mostly Sunny

    • 55
    • 82

    Mostly Sunny

    • 59
    • 86

    Sunny

    • 60
    • 89

    Partly Sunny

    • 58
    • 82

    Partly Sunny

    • 61
    • 86

    Partly Sunny

Today 7 Oct St. Charles

Sunny. Highs in the upper 80s. West Winds 5 to 10 Mph.

Tonight 7 Oct St. Charles

Mostly clear. Lows in the upper 50s. Northwest Winds around 5 Mph.

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Foristell Temperature Statistics

October Temperature

Washington Regional Airport (15.5 miles)

  • Lowest 4 October, 2026

    46.4 °F

  • Average October

    67.3 °F

  • Highest 1 October, 2026

    91.4 °F

Climate (2021–2026)

Washington Regional Airport (15.5 miles)

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  • Average Low 2021–2026

    47.8 °F

  • Average 2021–2026

    58.6 °F

  • Average High 2021–2026

    69.7 °F
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