McHenry Weather Forecast

    • 29
    • 35

    Snow Likely

    • 26
    • 36

    Snow Likely

    • 20
    • 32

    Chance Snow

    • 21
    • 29

    Mostly Cloudy

    • 18
    • 32

    Mostly Cloudy

    • 23
    • 30

    Mostly Cloudy

Today 15 Jan McHenry

Cloudy with scattered light snow Showers. Temperatures nearly steady in the lower 30s. Southeast Winds 5 to 10 Mph in the morning becoming east in the afternoon. Chance of precipitation 30 percent.

Tonight 15 Jan McHenry

Cloudy. Isolated light snow Showers and a slight chance of light snow in the Evening, then light snow likely after midnight. Snow accumulation up to 1 inch. Temperatures nearly steady around 30. Northwest Winds 10 to 15 Mph. Chance of precipitation 60 percent.

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McHenry Temperature Statistics

January Temperature

Chicago/Waukegan Regional Airport (21.1 miles)

  • Lowest 1 January, 2021

    14 °F
  • Average January

    30.1 °F
  • Highest 13 January, 2021

    39.9 °F

Climate (2010–Present)

Chicago/Waukegan Regional Airport (21.1 miles)

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  • Average Low 2010–Present

    40.8 °F
  • Average 2010–Present

    48.8 °F
  • Average High 2010–Present

    56.6 °F
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