Weather WorldDundas, IL 7-Day Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Dundas Weather Forecast
Dundas, IL Weather Forecast Date: 1237 AM CDT Sun Sep 13 2026
Weather forecast for Dundas, IL
Tonight Lo: 69°F Lo: 21°C |
Tonight... Mostly clear. Lows in the upper 60s. Light and variable winds. |
Sun Hi: 90°FHi: 32°C Lo: 61°F Lo: 16°C |
Sunday... Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs around 90. Northwest winds 5 to 10 mph. Chance of rain 20%. |
Mon Hi: 85°FHi: 29°C Lo: 71°F Lo: 22°C |
Monday... Mostly sunny. Highs in the mid 80s. East winds around 10 mph. |
| Tue Hi: 99°FHi: 37°C Lo: 71°F Lo: 22°C |
Tuesday... Mostly clear. Hot. Highs in the upper 90s. Lows in the lower 70s. |
| Wed Hi: 95°FHi: 35°C Lo: 71°F Lo: 22°C |
Wednesday... Mostly sunny. Hot with highs in the mid 90s. Heat index values up to 100. |
Thu Hi: 91°FHi: 33°C Lo: 69°F Lo: 21°C |
Thursday... Mostly sunny. A chance of showers in the afternoon. Highs in the lower 90s. Chance of rain 30%. |
Fri Hi: 89°FHi: 32°C Lo: 61°F Lo: 16°C |
Friday... Partly cloudy. Lows in the upper 60s. Highs in the upper 80s. |
Dundas Radar Loop
Use the map search tool if you want to place a location marker on the radar map...