Fenton Weather Forecast

    • 78
    • 98

    Hot

    • 78
    • 99

    Slight Chance Thunderstorms

    • 75
    • 96

    Slight Chance Thunderstorms

    • 75
    • 95

    Slight Chance Thunderstorms

    • 76
    • 97

    Hot

    • 77
    • 98

    Hot

Today 23 Jul St. Louis

Sunny, hot with Highs in the upper 90s. South Winds 5 to 10 Mph. Heat index Values up to 111.

Tonight 23 Jul St. Louis

Mostly clear. Humid with Lows in the upper 70s. South Winds around 5 Mph. Heat index Values up to 109 early in the evening.

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Fenton Temperature Statistics

July Temperature

St. Louis, Spirit Of St. Louis Airport (14.3 miles)

  • Lowest 2 July, 2025

    62.7 °F

  • Average July

    80.4 °F

  • Highest 16 July, 2025

    95.6 °F

Climate (2020–Present)

St. Louis, Spirit Of St. Louis Airport (14.3 miles)

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  • Average Low 2020–2025

    45.8 °F

  • Average 2020–2025

    56.8 °F

  • Average High 2020–2025

    68 °F
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