Harmon Lake State Game Management Area Weather Forecast

    • 43
    • 61

    Increasing Clouds

    • 45
    • 61

    Rain Showers

    • 46
    • 68

    Chance Rain Showers

    • 51
    • 76

    Slight Chance Thunderstorms

    • 55
    • 82

    Slight Chance Thunderstorms

    • 57
    • 84

    Partly Sunny

Today 21 May Winnebago

Mostly cloudy in the Morning, then becoming partly sunny. Highs in the lower 60s. Southeast Winds 10 to 15 Mph.

Tonight 21 May Winnebago

Mostly cloudy. Lows in the lower 40s. East Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Harmon Lake State Game Management Area Temperature Statistics

May Temperature

Forest City Municipal Airport (16.2 miles)

  • Lowest 2 May, 2026

    28.4 °F

  • Average May

    55.7 °F

  • Highest 15 May, 2026

    86 °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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