Marengo Weather Forecast

    • 18
    • 20

    Snow

    • 33
    • 38

    Mostly Cloudy

    • 33
    • 47

    Mostly Cloudy

    • 37
    • 55

    Mostly Cloudy

    • 36
    • 60

    Partly Sunny

    • 27
    • 54

    Mostly Cloudy

Today 17 Mar McHenry

Mostly sunny in the Morning, then becoming mostly cloudy. Highs around 20. Northwest Winds around 10 Mph, becoming southwest in the afternoon. Wind chill Values as low as 11 below in the morning.

Tonight 17 Mar McHenry

A slight chance of snow early in the Evening, then snow in the late evening and overnight. Snow accumulation around an inch. Lows around 18. South Winds 10 to 15 Mph. Chance of precipitation near 100 percent.

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Marengo Temperature Statistics

March Temperature

De Kalb Taylor Municipal Airport (22.4 miles)

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Climate (2021–Present)

De Kalb Taylor Municipal Airport (22.4 miles)

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  • Average Low 2021–2026

    40.8 °F

  • Average 2021–2026

    50.1 °F

  • Average High 2021–2026

    59.3 °F
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