Marion Weather Forecast

    • 63
    • 85

    Chance Rain Showers

    • 57
    • 81

    Mostly Sunny

    • 58
    • 79

    Partly Sunny

    • 61
    • 78

    Partly Sunny

    • 65
    • 81

    Partly Sunny

    • 62
    • 82

    Mostly Sunny

Today 21 Aug Linn

Mostly sunny. A chance of Showers and Thunderstorms in the afternoon. Humid with Highs in the mid 80s. Southwest Winds 5 to 10 Mph, becoming west in the afternoon. Chance of rain 40 percent.

Tonight 21 Aug Linn

Mostly cloudy. Near steady temperature in the mid 60s. South Winds 5 to 10 Mph.

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Marion Temperature Statistics

August Temperature

Cedar Rapids Airport (12.4 miles)

  • Lowest 3 August, 2026

    60.1 °F

  • Average August

    72.6 °F

  • Highest 10 August, 2026

    87.1 °F

Climate (2021–2026)

Cedar Rapids Airport (12.4 miles)

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  • Average Low 2021–2026

    40.6 °F

  • Average 2021–2026

    51 °F

  • Average High 2021–2026

    61.5 °F
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