Nine Eagles State Park Weather Forecast

    • 76
    • 96

    Partly Sunny

    • 77
    • 95

    Mostly Sunny

    • 77
    • 96

    Mostly Sunny

    • 74
    • 94

    Mostly Sunny

    • 74
    • 92

    Slight Chance Thunderstorms

    • 72
    • 91

    Partly Sunny

Today 31 Aug Decatur

Mostly sunny. Hot with Highs in the mid 90s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Heat index Values up to 101 this afternoon.

Tonight 31 Aug Decatur

Partly cloudy. Humid with Lows in the mid 70s. South Winds 5 to 10 Mph.

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Nine Eagles State Park Temperature Statistics

August Temperature

Lamoni, Lamoni Municipal Airport (7.5 miles)

  • Lowest 23 August, 2026

    58.6 °F

  • Average August

    75 °F

  • Highest 9 August, 2026

    90.6 °F

Climate (2021–2026)

Lamoni, Lamoni Municipal Airport (7.5 miles)

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  • Average Low 2021–2026

    43.5 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    63.8 °F
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