Alleman Weather Forecast
- 70
- 81
Thunderstorms Likely
- 69
- 86
Thunderstorms Likely
- 63
- 80
Slight Chance Thunderstorms
- 63
- 80
Partly Sunny
- 67
- 83
Chance Thunderstorms
- 63
- 81
Slight Chance Thunderstorms
Today 14 Aug Polk
Mostly cloudy with a chance of Thunderstorms. Showers Likely, mainly in the morning. Some Thunderstorms may produce heavy rainfall. Humid with Highs in the mid 80s. East Winds around 10 Mph with Gusts up to 20 Mph. Chance of rain 70 percent.
Tonight 14 Aug Polk
Mostly cloudy. A chance of Showers and Thunderstorms in the Evening, then Showers likely with a chance of Thunderstorms after midnight. Some Thunderstorms may produce heavy rainfall in the evening. Humid with Lows in the lower 70s. East Winds around 10 Mph with Gusts up to 20 Mph, becoming southeast after midnight. Chance of rain 70 percent.
Alleman Temperature Statistics
August Temperature
Ankeny Regional Airport (9.3 miles)
Lowest 8 August, 2026
60.8 °FAverage August
74.4 °FHighest 11 August, 2026
93.2 °F
Climate (2021–2026)
Ankeny Regional Airport (9.3 miles)
Average Low 2021–2026
41.4 °FAverage 2021–2026
52.1 °FAverage High 2021–2026
62.3 °F