South Park Weather Forecast

    • 53
    • 60

    Rain Showers

    • 48
    • 62

    Partly Sunny

    • 52
    • 65

    Partly Sunny

    • 56
    • 64

    Mostly Cloudy

    • 58
    • 67

    Mostly Cloudy

    • 60
    • 65

    Chance Rain Showers

Today 21 Sep Polk

Showers likely. Drizzle likely this Morning, then a chance of Thunderstorms this afternoon. Patchy fog this afternoon. Near steady temperature in the upper 50s. Northeast Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 70 percent.

Tonight 21 Sep Polk

Cloudy. Drizzle, Showers likely with a chance of Thunderstorms in the Evening, then a chance of drizzle after midnight. Patchy fog. Lows in the lower 50s. Northeast Winds 5 to 10 Mph. Chance of rain 60 percent.

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  • Temperature Forecast NOAA

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South Park Temperature Statistics

September Temperature

Des Moines International Airport (2.5 miles)

  • Lowest 13 September, 2026

    56.6 °F

  • Average September

    75.3 °F

  • Highest 1 September, 2026

    96.7 °F

Climate (2021–2026)

Des Moines International Airport (2.5 miles)

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  • Average Low 2021–2026

    43.8 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    63.5 °F
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