Strutman Field Weather Forecast

    • 73
    • 100

    Hot

    • 68
    • 94

    Mostly Sunny

    • 67
    • 91

    Mostly Sunny

    • 75
    • 98

    Hot

    • 74
    • 100

    Chance Thunderstorms

    • 67
    • 92

    Slight Chance Thunderstorms

Today 5 Sep St. Charles

Sunny, hot with Highs around 100. West Winds around 5 Mph. Heat index Values up to 108.

Tonight 5 Sep St. Charles

Mostly clear. Lows in the mid 70s. Northeast Winds around 5 Mph. Heat index Values up to 105 early in the evening.

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Strutman Field Temperature Statistics

September Temperature

St. Louis, Spirit Of St. Louis Airport (9.3 miles)

  • Lowest 1 September, 2026

    71.7 °F

  • Average September

    86.3 °F

  • Highest 1 September, 2026

    99.6 °F

Climate (2021–2026)

St. Louis, Spirit Of St. Louis Airport (9.3 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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