St Charles Weather Forecast

    • 67
    • 89

    Rain Showers

    • 61
    • 80

    Rain Showers

    • 63
    • 83

    Mostly Sunny

    • 68
    • 86

    Slight Chance Thunderstorms

    • 75
    • 92

    Mostly Sunny

    • 74
    • 93

    Mostly Sunny

Today 17 Jun Kane

Mostly cloudy. A slight chance of Showers in the Morning, then a chance of Showers with a slight chance of Thunderstorms early to mid afternoon. Showers and Thunderstorms likely late in the afternoon. Highs in the upper 80s. Southwest Winds 5 to 10 Mph. Chance of precipitation 70 percent.

Tonight 17 Jun Kane

A chance of Thunderstorms in the evening. Showers. Thunderstorms likely after midnight. Lows in the mid 60s. Southwest Winds 5 to 10 Mph. Chance of precipitation 80 percent.

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St Charles Temperature Statistics

June Temperature

Chicago / West Chicago, Dupage Airport (3.1 miles)

  • Lowest 1 June, 2025

    40.6 °F

  • Average June

    66.9 °F

  • Highest 11 June, 2025

    91.7 °F

Climate (2020–Present)

Chicago / West Chicago, Dupage Airport (3.1 miles)

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  • Average Low 2020–2025

    42 °F

  • Average 2020–2025

    51.6 °F

  • Average High 2020–2025

    61.2 °F
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