Alleman Weather Forecast

    • 68
    • 79

    Rain Showers Likely

    • 63
    • 80

    Rain Showers

    • 56
    • 67

    Rain Showers Likely

    • 52
    • 61

    Chance Rain Showers

    • 48
    • 61

    Mostly Cloudy

    • 52
    • 64

    Mostly Cloudy

Today 18 Sep Polk

Mostly cloudy. A chance of Showers and Thunderstorms this morning. Highs around 80. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 40 percent.

Tonight 18 Sep Polk

Mostly cloudy with a chance of Thunderstorms. A chance of Showers in the Evening, then Showers likely after midnight. Humid with Lows in the upper 60s. Southeast Winds 5 to 10 Mph. Chance of rain 70 percent.

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Alleman Temperature Statistics

September Temperature

Ankeny Regional Airport (9.3 miles)

  • Lowest 13 September, 2026

    53.6 °F

  • Average September

    73.6 °F

  • Highest 1 September, 2026

    95 °F

Climate (2021–2026)

Ankeny Regional Airport (9.3 miles)

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  • Average Low 2021–2026

    41.5 °F

  • Average 2021–2026

    52.1 °F

  • Average High 2021–2026

    62.3 °F
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