Harmon Lake State Game Management Area Weather Forecast

    • 58
    • 79

    Sunny

    • 61
    • 80

    Partly Sunny

    • 51
    • 72

    Chance Rain Showers

    • 58
    • 68

    Rain Showers

    • 51
    • 72

    Chance Rain Showers

    • 48
    • 63

    Chance Rain Showers

Today 10 Sep Winnebago

Sunny. Highs in the upper 70s. Southwest Winds around 5 Mph.

Tonight 10 Sep Winnebago

Mostly clear. Lows in the upper 50s. South Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Harmon Lake State Game Management Area Temperature Statistics

September Temperature

Forest City Municipal Airport (16.2 miles)

  • Lowest 1 September, 2026

    62.6 °F

  • Average September

    73.3 °F

  • Highest 4 September, 2026

    89.6 °F

Climate (2021–2026)

Forest City Municipal Airport (16.2 miles)

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  • Average Low 2021–2026

    36.6 °F

  • Average 2021–2026

    47.1 °F

  • Average High 2021–2026

    57.3 °F
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