Greater South Side Weather Forecast

    • 70
    • 84

    Chance Thunderstorms

    • 63
    • 82

    Slight Chance Rain Showers

    • 66
    • 82

    Partly Sunny

    • 67
    • 84

    Mostly Cloudy

    • 60
    • 77

    Slight Chance Thunderstorms

    • 61
    • 76

    Slight Chance Thunderstorms

Today 15 Aug Polk

Patchy fog early this morning. Mostly cloudy early this Morning, then partly sunny with a chance of Showers and Thunderstorms this afternoon. Highs in the mid 80s. Southeast Winds around 5 Mph, becoming west this afternoon. Chance of rain 30 percent.

Tonight 15 Aug Polk

Mostly cloudy. A chance of Showers and Thunderstorms in the Evening, then a chance of Showers with a slight chance of Thunderstorms after midnight. Humid with Lows around 70. Northwest Winds around 5 Mph. Chance of rain 50 percent.

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Greater South Side Temperature Statistics

August Temperature

Des Moines International Airport (1.2 miles)

  • Lowest 8 August, 2026

    62.7 °F

  • Average August

    76.1 °F

  • Highest 11 August, 2026

    92.6 °F

Climate (2021–2026)

Des Moines International Airport (1.2 miles)

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  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    63.5 °F
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