St John Weather Forecast

    • 70
    • 78

    Chance Thunderstorms

    • 72
    • 86

    Thunderstorms Likely

    • 65
    • 82

    Chance Thunderstorms

    • 63
    • 80

    Mostly Sunny

    • 65
    • 82

    Mostly Sunny

    • 63
    • 81

    Slight Chance Thunderstorms

Today 25 Aug St. Louis

Mostly cloudy with a 40 percent chance of Showers and Thunderstorms. High in the upper 70s. East wind around 10 Mph.

Tonight 25 Aug St. Louis

Cloudy with a 40 percent chance of Showers and Thunderstorms. Low around 70. Southeast wind around 10 Mph in the evening becoming light after midnight.

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St John Temperature Statistics

August Temperature

St. Louis, Lambert-St. Louis International Airport (2.5 miles)

  • Lowest 1 August, 2019

    64.9 °F
  • Average August

    79.2 °F
  • Highest 19 August, 2019

    95 °F

Climate (2010–Present)

St. Louis, Lambert-St. Louis International Airport (2.5 miles)

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  • Average Low 2010–Present

    50.5 °F
  • Average 2010–Present

    59.2 °F
  • Average High 2010–Present

    68.1 °F
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