Lower Beaver Weather Forecast

    • 70
    • 77

    Rain Showers Likely

    • 64
    • 81

    Chance Thunderstorms

    • 58
    • 68

    Rain Showers Likely

    • 54
    • 61

    Rain Showers Likely

    • 50
    • 60

    Partly Sunny

    • 54
    • 65

    Partly Sunny

    • 57
    • 67

    Mostly Cloudy

Today 18 Sep Polk

Mostly cloudy. Highs around 80. Southeast Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 18 Sep Polk

Partly cloudy in the Evening, then becoming mostly cloudy. A chance of Showers and Thunderstorms. Humid with Lows around 70. Southeast Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lower Beaver Temperature Statistics

September Temperature

Ankeny Regional Airport (5.6 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 (5.6 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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