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Polk County, IA Weather Forecast
Polk County, IA Weather Forecast Date: 1207 PM CDT Sat Sep 19 2026
The area/counties/county of: Polk, including the city of Des Moines.or toggle through each period.
This Afternoon... Partly sunny with a chance of showers with a slight chance of thunderstorms. Near steady temperature around 80. West winds 5 to 10 mph. Chance of rain 30%.
Tonight... Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Humid with lows in the lower 60s. North winds 5 to 10 mph. Chance of rain 70%.
Sunday... A chance of showers in the morning. Cloudy with a chance of drizzle. Cooler. Near steady temperature in the mid 60s. Northeast winds 10 to 15 mph. Chance of rain 50%.
Sunday Night... Cloudy. A chance of drizzle and showers in the evening, then showers likely after midnight. Lows in the upper 50s. Northeast winds 10 to 15 mph. Chance of rain 70%.
Monday... Cloudy with a 50% chance of showers. Highs in the lower 60s. Northeast winds around 10 mph with gusts up to 20 mph.
Monday Night... Mostly cloudy. A chance of showers in the evening. Lows in the lower 50s. Chance of rain 50%.
Tuesday... Partly sunny. Highs around 60.
Tuesday Night... Partly cloudy in the evening, then clearing. Lows in the upper 40s.
Wednesday... Sunny. Highs in the mid 60s.
Wednesday Night... Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 50s.
Thursday... Partly sunny. A slight chance of showers in the morning. Highs in the mid 60s. Chance of rain 20%.
Thursday Night... Mostly cloudy. Lows in the mid 50s.
POP = Probability of Precipitation
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