Harmon Lake State Game Management Area Weather Forecast

    • 41
    • 72

    Rain Showers

    • 39
    • 60

    Mostly Sunny

    • 46
    • 61

    Mostly Cloudy

    • 50
    • 67

    Rain Showers

    • 40
    • 62

    Rain Showers

    • 37
    • 56

    Partly Sunny

    • 35
    • 56

    Partly Sunny

Today 23 Apr Winnebago

Showers likely with a chance of Thunderstorms. Some Thunderstorms may be severe with damaging Winds, large Hail, and Tornadoes. Cooler. Near steady temperature in the upper 60s. South Winds around 20 Mph with Gusts up to 35 Mph. Chance of rain 70 percent.

Tonight 23 Apr Winnebago

Mostly cloudy. Showers with a chance of Thunderstorms in the evening. Cooler. Less humid with Lows in the lower 40s. Southwest Winds 15 to 20 Mph, becoming northwest after midnight. Chance of rain 80 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Harmon Lake State Game Management Area Temperature Statistics

April Temperature

Forest City Municipal Airport (16.2 miles)

  • Lowest 7 April, 2026

    23 °F

  • Average April

    44.6 °F

  • Highest 13 April, 2026

    77 °F

Climate (2021–Present)

Forest City Municipal Airport (16.2 miles)

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  • Average Low 2021–2026

    36.7 °F

  • Average 2021–2026

    47.3 °F

  • Average High 2021–2026

    57.4 °F
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