Cuivre Island Conservation Area Weather Forecast

    • 32
    • 70

    Chance Thunderstorms

    • 28
    • 47

    Partly Sunny

    • 23
    • 44

    Chance Snow

    • 17
    • 37

    Mostly Sunny

    • 20
    • 37

    Mostly Sunny

    • 40
    • 54

    Partly Sunny

Today 19 Feb St. Charles

Partly sunny with a chance of rain and Thunderstorms. Highs in the upper 60s. South Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 50 percent.

Tonight 19 Feb St. Charles

Mostly clear. Much cooler with Lows in the lower 30s. West Winds 15 to 20 Mph with Gusts up to 40 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cuivre Island Conservation Area Temperature Statistics

February Temperature

St. Charles, St. Charles County Smartt Airport (12.4 miles)

  • Lowest 1 February, 2026

    -5.4 °F

  • Average February

    37.4 °F

  • Highest 16 February, 2026

    66 °F

Climate (2021–Present)

St. Charles, St. Charles County Smartt Airport (12.4 miles)

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  • Average Low 2021–2026

    47.3 °F

  • Average 2021–2026

    57.8 °F

  • Average High 2021–2026

    68.7 °F
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