Preparation Canyon State Park Weather Forecast

    • 74
    • 92

    Slight Chance Thunderstorms

    • 72
    • 91

    Chance Thunderstorms

    • 71
    • 91

    Chance Thunderstorms

    • 70
    • 90

    Slight Chance Thunderstorms

    • 69
    • 90

    Slight Chance Thunderstorms

    • 70
    • 90

    Mostly Sunny

Today 30 Aug Monona

Mostly sunny. A slight chance of Showers and Thunderstorms in the morning. Humid with Highs in the lower 90s. South Winds 5 to 10 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

Tonight 30 Aug Monona

Partly cloudy in the Evening, then becoming mostly cloudy. Humid with Lows in the lower 70s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Preparation Canyon State Park Temperature Statistics

August Temperature

Tekamah, Tekamah Municipal Airport (16.2 miles)

  • Lowest 8 August, 2026

    54.6 °F

  • Average August

    73.1 °F

  • Highest 11 August, 2026

    93.7 °F

Climate (2021–2026)

Tekamah, Tekamah Municipal Airport (16.2 miles)

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  • Average Low 2021–2026

    40.1 °F

  • Average 2021–2026

    52.6 °F

  • Average High 2021–2026

    65.3 °F
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