South Park Weather Forecast

    • 73
    • 90

    Slight Chance Thunderstorms

    • 71
    • 92

    Chance Thunderstorms

    • 68
    • 87

    Chance Thunderstorms

    • 64
    • 76

    Chance Thunderstorms

    • 65
    • 74

    Chance Thunderstorms

    • 65
    • 78

    Chance Rain Showers

Today 10 Aug Polk

Mostly sunny. A slight chance of Showers and Thunderstorms in the morning. Humid with Highs in the upper 80s. East Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values up to 101 in the afternoon.

Tonight 10 Aug Polk

Partly cloudy. A slight chance of Showers and Thunderstorms after midnight. Humid with Lows in the lower 70s. East Winds around 5 Mph. Chance of rain 20 percent. Heat index Values up to 100 early in the evening.

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South Park Temperature Statistics

August Temperature

Des Moines International Airport (2.5 miles)

  • Lowest 1 August, 2026

    63.6 °F

  • Average August

    73.2 °F

  • Highest 3 August, 2026

    85.6 °F

Climate (2021–2026)

Des Moines International Airport (2.5 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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