Winfield Weather Forecast

    • 76
    • 96

    Mostly Sunny

    • 76
    • 96

    Mostly Sunny

    • 76
    • 92

    Chance Thunderstorms

    • 75
    • 93

    Slight Chance Thunderstorms

    • 75
    • 95

    Mostly Sunny

    • 76
    • 97

    Mostly Sunny

Today 23 Jul Lincoln

Sunny, hot with Highs in the mid 90s. South Winds around 5 Mph. Heat index Values up to 111.

Tonight 23 Jul Lincoln

Mostly clear. Humid with Lows in the mid 70s. South Winds around 5 Mph. Heat index Values up to 110 early in the evening.

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Winfield Temperature Statistics

July Temperature

St. Charles, St. Charles County Smartt Airport (16.8 miles)

  • Lowest 2 July, 2025

    65.6 °F

  • Average July

    80.2 °F

  • Highest 16 July, 2025

    94.6 °F

Climate (2020–Present)

St. Charles, St. Charles County Smartt Airport (16.8 miles)

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  • Average Low 2020–2025

    47.3 °F

  • Average 2020–2025

    57.6 °F

  • Average High 2020–2025

    68.3 °F
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