Des Moines International Airport Weather Forecast

    • 54
    • 84

    Thunderstorms

    • 47
    • 70

    Mostly Sunny

    • 47
    • 71

    Sunny

    • 56
    • 76

    Sunny

    • 49
    • 76

    Partly Sunny

    • 49
    • 74

    Mostly Sunny

Today 20 Sep Polk

A chance of Thunderstorms until late Afternoon, then Thunderstorms late in the afternoon. Breezy. High in the lower 80s. South wind 10 to 20 Mph with Gusts to around 30 Mph. Chance of Thunderstorms near 100 percent.

Tonight 20 Sep Polk

Cloudy with Thunderstorms through Midnight, then partly cloudy after midnight. Breezy, cooler. Low in the lower 50s. Northwest wind 10 to 20 Mph with Gusts to around 30 Mph. Chance of Thunderstorms 80 percent.

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Des Moines International Airport Temperature Statistics

September Temperature

Des Moines International Airport (0 miles)

  • Lowest 9 September, 2021

    52 °F
  • Average September

    71.2 °F
  • Highest 11 September, 2021

    90 °F

Climate (2010–Present)

Des Moines International Airport (0 miles)

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  • Average Low 2010–Present

    43.5 °F
  • Average 2010–Present

    52 °F
  • Average High 2010–Present

    61.1 °F
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