West Des Moines Weather Forecast

    • 70
    • 90

    Thunderstorms Likely

    • 69
    • 84

    Rain Showers

    • 71
    • 86

    Rain Showers Likely

    • 69
    • 88

    Chance Thunderstorms

    • 64
    • 81

    Slight Chance Rain Showers

    • 63
    • 80

    Partly Sunny

Today 12 Aug Polk

Mostly sunny. Highs in the upper 80s. Northeast Winds 5 to 10 Mph.

Tonight 12 Aug Polk

Partly cloudy in the Evening, then mostly cloudy with Showers likely with a chance of Thunderstorms after midnight. Humid with Lows around 70. East Winds 5 to 10 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

West Des Moines Temperature Statistics

August Temperature

Des Moines International Airport (3.7 miles)

  • Lowest 8 August, 2026

    62.7 °F

  • Average August

    74.9 °F

  • Highest 9 August, 2026

    91.7 °F

Climate (2021–2026)

Des Moines International Airport (3.7 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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