Ethlyn Weather Forecast

    • 48
    • 78

    Increasing Clouds

    • 50
    • 82

    Increasing Clouds

    • 59
    • 81

    Mostly Sunny

    • 39
    • 83

    Partly Sunny

    • 39
    • 58

    Mostly Cloudy

    • 43
    • 61

    Mostly Cloudy

    • 54
    • 70

    Partly Sunny

Today 19 Mar Lincoln

Sunny. Highs in the mid 70s. Southwest Winds around 5 Mph.

Tonight 19 Mar Lincoln

Mostly clear this Evening, then becoming partly cloudy. Lows in the upper 40s. Southwest Winds around 5 Mph.

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Ethlyn Temperature Statistics

March Temperature

St. Charles, St. Charles County Smartt Airport (21.1 miles)

  • Lowest 16 March, 2026

    19.9 °F

  • Average March

    50.7 °F

  • Highest 10 March, 2026

    84.9 °F

Climate (2021–Present)

St. Charles, St. Charles County Smartt Airport (21.1 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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