The Eastern Iowa Airport Weather Forecast

    • 63
    • 87

    Decreasing Clouds

    • 59
    • 86

    Mostly Sunny

    • 62
    • 86

    Chance Thunderstorms

    • 60
    • 78

    Chance Thunderstorms

    • 60
    • 79

    Chance Thunderstorms

    • 61
    • 80

    Chance Rain Showers

Today 16 Sep Linn

Mostly sunny. Highs in the upper 80s. Southeast Winds around 5 Mph.

Tonight 16 Sep Linn

Partly cloudy. Lows in the lower 60s. East Winds around 5 Mph.

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The Eastern Iowa Airport Temperature Statistics

September Temperature

Cedar Rapids Airport (0.6 miles)

  • Lowest 7 September, 2025

    39.9 °F

  • Average September

    64.4 °F

  • Highest 13 September, 2025

    93 °F

Climate (2020–Present)

Cedar Rapids Airport (0.6 miles)

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  • Average Low 2020–2025

    40.1 °F

  • Average 2020–2025

    50.5 °F

  • Average High 2020–2025

    60.8 °F
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