Marengo Weather Forecast

    • 21
    • 45

    Mostly Cloudy

    • 22
    • 28

    Mostly Cloudy

    • 30
    • 32

    Wintry Mix Likely

    • 13
    • 34

    Partly Sunny

    • 24
    • 30

    Chance Snow

    • 21
    • 35

    Snow Likely

Today 3 Feb McHenry

Areas of fog in the morning. Cloudy. Highs in the lower 40s. South Winds 5 to 10 Mph in the Morning, becoming north 10 to 15 Mph with Gusts up to 25 Mph in the afternoon.

Tonight 3 Feb McHenry

Mostly cloudy in the Evening, then clearing. Lows in the lower 20s. North Winds 10 to 15 Mph. Gusts up to 25 Mph in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Marengo Temperature Statistics

February Temperature

De Kalb Taylor Municipal Airport (22.4 miles)

  • Lowest 1 February, 2025

    25.7 °F

  • Average February

    29.5 °F

  • Highest 1 February, 2025

    32.5 °F

Climate (2020–Present)

De Kalb Taylor Municipal Airport (22.4 miles)

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  • Average Low 2020–2025

    40.3 °F

  • Average 2020–2025

    49.3 °F

  • Average High 2020–2025

    58.4 °F
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