Winfield Weather Forecast

    • 67
    • 84

    Thunderstorms

    • 63
    • 82

    Thunderstorms

    • 59
    • 77

    Partly Sunny

    • 62
    • 81

    Mostly Sunny

    • 61
    • 84

    Partly Sunny

    • 61
    • 83

    Slight Chance Thunderstorms

    • 65
    • 84

    Chance Thunderstorms

Today 20 Jun Lincoln

Sunny. Near steady temperature in the lower 80s. Light and variable Winds.

Tonight 20 Jun Lincoln

Partly cloudy this Evening, then mostly cloudy with a chance of Showers and Thunderstorms after midnight. Some Thunderstorms may produce heavy rainfall after midnight. Lows in the mid 60s. East Winds around 5 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Winfield Temperature Statistics

June Temperature

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

  • Lowest 16 June, 2026

    55.7 °F

  • Average June

    75.5 °F

  • Highest 17 June, 2026

    93 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    47.3 °F

  • Average 2021–2026

    58 °F

  • Average High 2021–2026

    68.9 °F
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