Harmony Weather Forecast

    • 30
    • 49

    Increasing Clouds

    • 33
    • 51

    Chance Rain/Snow

    • 44
    • 54

    Chance Rain Showers

    • 53
    • 72

    Rain Showers Likely

    • 47
    • 68

    Rain Showers

    • 30
    • 59

    Chance Rain/Snow

    • 24
    • 42

    Slight Chance Rain/Snow

Today 25 Mar McHenry

Partly cloudy late in the Morning, then becoming mostly sunny early to mid Afternoon, then becoming partly cloudy late in the afternoon. Highs around 50. Northwest Winds 5 to 10 Mph.

Tonight 25 Mar McHenry

Mostly clear in the Evening, then becoming partly cloudy after Midnight, then becoming mostly cloudy late. Lows in the upper 20s. Northeast Winds around 5 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Harmony Temperature Statistics

March Temperature

De Kalb Taylor Municipal Airport (18 miles)

  • Lowest 2 March, 2025

    15.8 °F

  • Average March

    40 °F

  • Highest 14 March, 2025

    77 °F

Climate (2020–Present)

De Kalb Taylor Municipal Airport (18 miles)

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  • Average Low 2020–2025

    40.3 °F

  • Average 2020–2025

    49.4 °F

  • Average High 2020–2025

    58.5 °F
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