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City of Joliet, IllinoisJoliet, IL 7-Day Weather Forecast
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Joliet Weather Forecast
Joliet, IL Weather Forecast Date: 121 AM CDT Wed Sep 23 2026
Weather forecast for Joliet, IL
Tonight Lo: 55°F Lo: 13°C |
Tonight... Cloudy. A slight chance of showers. Near steady temperature in the mid 50s. Northeast winds around 10 mph. Chance of precipitation 20%. |
Wed Hi: 69°FHi: 21°C Lo: 55°F Lo: 13°C |
Wednesday... Cloudy. Highs in the upper 60s. Northeast winds 10 to 15 mph. |
Thu Hi: 70°FHi: 21°C Lo: 55°F Lo: 13°C |
Thursday... Partly cloudy in the morning, then becoming mostly cloudy. Highs around 70. East winds 5 to 10 mph. |
| Fri Hi: 69°FHi: 21°C Lo: 51°F Lo: 11°C |
Friday... Partly cloudy. Highs in the upper 60s. |
Sat Hi: 69°FHi: 21°C Lo: 51°F Lo: 11°C |
Saturday... Mostly cloudy. Highs in the upper 60s. |
| Sun Hi: 69°FHi: 21°C Lo: 55°F Lo: 13°C |
Sunday... Mostly cloudy. Highs in the upper 60s. |
| Mon Hi: 71°FHi: 22°C Lo: 55°F Lo: 13°C |
Monday... Partly cloudy in the morning, then clearing. Highs in the lower 70s. |
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