Capitol Park Weather Forecast

    • 75
    • 88

    Chance Thunderstorms

    • 78
    • 93

    Slight Chance Thunderstorms

    • 75
    • 94

    Chance Thunderstorms

    • 74
    • 93

    Chance Thunderstorms

    • 75
    • 93

    Slight Chance Thunderstorms

    • 74
    • 93

    Slight Chance Thunderstorms

Today 29 Aug Polk

Mostly cloudy Early, then a chance of Showers and Thunderstorms this morning. Mostly sunny with a slight chance of Showers and Thunderstorms this afternoon. Highs in the upper 80s. South Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 50 percent.

Tonight 29 Aug Polk

Partly cloudy. Humid with Lows in the mid 70s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Capitol Park Temperature Statistics

August Temperature

Des Moines International Airport (5 miles)

  • Lowest 23 August, 2026

    57.7 °F

  • Average August

    75.5 °F

  • Highest 11 August, 2026

    92.6 °F

Climate (2021–2026)

Des Moines International Airport (5 miles)

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  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    63.5 °F
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