Harmony Weather Forecast

    • 45
    • 63

    Increasing Clouds

    • 53
    • 77

    Breezy

    • 30
    • 61

    Chance Rain/Snow

    • 27
    • 43

    Partly Sunny

    • 43
    • 58

    Partly Sunny

    • 42
    • 68

    Mostly Cloudy

Today 13 Mar McHenry

Mostly sunny. Highs in the lower 60s. East Winds 5 to 10 Mph.

Tonight 13 Mar McHenry

Mostly clear in the Evening, then becoming partly cloudy. Lows in the mid 40s. Southeast Winds 5 to 10 Mph through the early Overnight, becoming around 10 Mph late.

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Harmony Temperature Statistics

March Temperature

De Kalb Taylor Municipal Airport (18 miles)

  • Lowest 2 March, 2025

    15.8 °F

  • Average March

    36.2 °F

  • Highest 10 March, 2025

    66.4 °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

    49.3 °F

  • Average High 2020–2025

    58.4 °F
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