St Charles Weather Forecast

    • 34
    • 59

    Becoming Sunny

    • 41
    • 62

    Mostly Sunny

    • 51
    • 72

    Chance Thunderstorms

    • 56
    • 74

    Rain Showers Likely

    • 54
    • 73

    Rain Showers

    • 39
    • 64

    Chance Rain Showers

    • 45
    • 64

    Partly Sunny

Today 2 May Lee

Mostly sunny with a 20 percent chance of Showers. Highs in the upper 50s to lower 60s. Northwest Winds 5 to 10 Mph.

Tonight 2 May Lee

Mostly clear. Areas of frost late. Lows in the mid 30s. Light Winds.

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St Charles Temperature Statistics

May Temperature

Lee County Airport (13 miles)

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  • Average May

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Climate (2021–Present)

Lee County Airport (13 miles)

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  • Average Low 2021–2026

    44.9 °F

  • Average 2021–2026

    56.3 °F

  • Average High 2021–2026

    68.9 °F
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