Foristell Weather Forecast

    • 45
    • 64

    Increasing Clouds

    • 48
    • 73

    Partly Sunny

    • 51
    • 80

    Mostly Sunny

    • 58
    • 81

    Mostly Sunny

    • 37
    • 78

    Partly Sunny

    • 36
    • 53

    Mostly Cloudy

    • 42
    • 60

    Partly Sunny

Today 18 Mar St. Charles

Sunny. Not as cool with Highs in the mid 60s. Southwest Winds 5 to 10 Mph.

Tonight 18 Mar St. Charles

Partly cloudy. Not as cool with Lows in the mid 40s. South Winds around 5 Mph.

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  • Temperature Real-Time

Foristell Temperature Statistics

March Temperature

Washington Regional Airport (15.5 miles)

  • Lowest 16 March, 2026

    21.2 °F

  • Average March

    51.7 °F

  • Highest 10 March, 2026

    84.2 °F

Climate (2021–Present)

Washington Regional Airport (15.5 miles)

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  • Average Low 2021–2026

    47.5 °F

  • Average 2021–2026

    58.2 °F

  • Average High 2021–2026

    69.3 °F
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