Weather World
Dean, IA 7-Day Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Dean Weather Forecast
Dean, IA Weather Forecast Date: 258 PM CDT Fri Sep 18 2026
Weather forecast for Dean, IA
Tonight Lo: 70°F Lo: 21°C |
Tonight... Partly cloudy. A chance of showers and thunderstorms after midnight. Humid with lows around 70. Southeast winds 5 to 10 mph with gusts up to 20 mph, becoming south after midnight. Chance of rain 40%. |
Sat Hi: 85°FHi: 29°C Lo: 65°F Lo: 18°C |
Saturday... Mostly cloudy in the morning, then becoming partly sunny. A chance of showers with a slight chance of thunderstorms. Humid with highs in the mid 80s. Southwest winds 5 to 10 mph. Chance of rain 40%. |
| Sun Hi: 69°FHi: 21°C Lo: 59°F Lo: 15°C |
Sunday... Showers likely. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Humid. Near steady temperature in the upper 60s. North winds 5 to 10 mph. Chance of rain 70%. |
Mon Hi: 61°FHi: 16°C Lo: 51°F Lo: 11°C |
Monday... Showers likely, mainly in the morning. Near steady temperature in the lower 60s. Chance of rain 70%. |
Tue Hi: 61°FHi: 16°C Lo: 49°F Lo: 9°C |
Tuesday... Mostly cloudy. A slight chance of showers in the morning. Highs in the lower 60s. Chance of rain 20%. |
Wed Hi: 65°FHi: 18°C Lo: 51°F Lo: 11°C |
Wednesday... Mostly sunny. Highs in the mid 60s. |
Thu Hi: 69°FHi: 21°C Lo: 55°F Lo: 13°C |
Thursday... Partly sunny. Highs in the upper 60s. |
Dean Radar Loop
Use the map search tool if you want to place a location marker on the radar map...