St Charles Weather Forecast

    • 67
    • 78

    Chance Rain Showers

    • 61
    • 72

    Rain Showers

    • 62
    • 81

    Mostly Sunny

    • 63
    • 83

    Mostly Sunny

    • 66
    • 84

    Chance Rain Showers

    • 65
    • 83

    Chance Rain Showers

    • 66
    • 81

    Chance Rain Showers

Today 15 Aug St. Charles

Partly sunny. Near steady temperature in the mid 70s. Northeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

St Charles Temperature Statistics

August Temperature

St. Louis Lambert International Airport (7.5 miles)

  • Lowest 11 August, 2022

    66 °F
  • Average August

    81.6 °F
  • Highest 1 August, 2022

    97 °F

Climate (2010–Present)

St. Louis Lambert International Airport (7.5 miles)

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  • Average Low 2010–Present

    50.1 °F
  • Average 2010–Present

    58.7 °F
  • Average High 2010–Present

    67.6 °F
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