St Charles Weather Forecast

    • 43
    • 59

    Chance Rain Showers

    • 32
    • 51

    Breezy

    • 41
    • 58

    Sunny

    • 45
    • 66

    Mostly Sunny

    • 48
    • 67

    Partly Sunny

    • 53
    • 72

    Partly Sunny

    • 57
    • 74

    Partly Sunny

Today 15 Oct Madison

Partly sunny with a 20 percent chance of Showers. Highs in the mid 70s.

Tonight 15 Oct Madison

Mostly cloudy. A slight chance of rain early. Lows in the lower 40s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 20 percent.

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St Charles Temperature Statistics

October Temperature

Osceola Municipal Airport (17.4 miles)

  • Lowest 3 October, 2026

    45.9 °F

  • Average October

    58.4 °F

  • Highest 3 October, 2026

    73.4 °F

Climate (2021–2026)

Osceola Municipal Airport (17.4 miles)

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  • Average Low 2021–2026

    42.9 °F

  • Average 2021–2026

    53 °F

  • Average High 2021–2026

    63.8 °F
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