Penrose Weather Forecast

    • 76
    • 92

    Chance Thunderstorms

    • 76
    • 93

    Slight Chance Thunderstorms

    • 74
    • 92

    Slight Chance Thunderstorms

    • 78
    • 95

    Partly Sunny

    • 72
    • 95

    Partly Sunny

    • 67
    • 86

    Mostly Sunny

Today 17 Jul St. Louis City

Mostly sunny with a chance of Showers and Thunderstorms. Humid with Highs in the lower 90s. West Winds 5 to 10 Mph. Chance of rain 40 percent. Heat index Values up to 101.

Tonight 17 Jul St. Louis City

Mostly clear. A slight chance of Showers and Thunderstorms in the evening. Humid with Lows in the mid 70s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values up to 101 early in the evening.

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Penrose Temperature Statistics

July Temperature

St. Louis Lambert International Airport (8.7 miles)

  • Lowest 13 July, 2026

    68 °F

  • Average July

    81.4 °F

  • Highest 2 July, 2026

    96.7 °F

Climate (2021–2026)

St. Louis Lambert International Airport (8.7 miles)

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  • Average Low 2021–2026

    50.6 °F

  • Average 2021–2026

    60.1 °F

  • Average High 2021–2026

    69.7 °F
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