St Paul Weather Forecast

    • 76
    • 95

    Becoming Sunny

    • 76
    • 97

    Partly Sunny

    • 71
    • 94

    Chance Thunderstorms

    • 67
    • 86

    Slight Chance Thunderstorms

    • 72
    • 87

    Partly Sunny

    • 71
    • 93

    Slight Chance Thunderstorms

Today 14 Aug St. Charles

Partly sunny with a chance of Thunderstorms. Showers likely Early, then a chance of Showers. Hot with Highs in the mid 90s. South Winds around 5 Mph. Chance of rain 70 percent. Heat index Values up to 108.

Tonight 14 Aug St. Charles

Mostly clear in the Evening, then becoming partly cloudy. Humid with Lows in the mid 70s. South Winds around 5 Mph. Heat index Values up to 107 early in the evening.

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St Paul Temperature Statistics

August Temperature

St. Louis, Spirit Of St. Louis Airport (13.7 miles)

  • Lowest 3 August, 2026

    62.7 °F

  • Average August

    78.4 °F

  • Highest 11 August, 2026

    95.6 °F

Climate (2021–2026)

St. Louis, Spirit Of St. Louis Airport (13.7 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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