Old Monroe Weather Forecast

    • 36
    • 59

    Decreasing Clouds

    • 55
    • 66

    Mostly Cloudy

    • 20
    • 69

    Rain

    • 12
    • 28

    Blustery

    • 29
    • 37

    Mostly Cloudy

    • 39
    • 62

    Partly Sunny

Today 13 Mar Lincoln

Mostly sunny. Highs in the upper 50s. West Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 13 Mar Lincoln

Partly cloudy in the Evening, then clearing. Lows in the mid 30s. Northwest Winds around 5 Mph with Gusts up to 20 Mph, becoming east after midnight.

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Old Monroe Temperature Statistics

March Temperature

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

  • Lowest 1 March, 2026

    26.1 °F

  • Average March

    53.1 °F

  • Highest 10 March, 2026

    84.9 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    47.3 °F

  • Average 2021–2026

    57.9 °F

  • Average High 2021–2026

    68.7 °F
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