I-80 weather conditions near Joliet, Illinois
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Mostly Cloudy 80°F 2025-09-21T14:15:00-05:00 
This Afternoon 2025-09-21, Isolated T-storms. Isolated showers and thunderstorms. Partly sunny, with a high near 81. Southwest wind around 10 mph. Chance of precipitation is 20%.
Tonight 2025-09-21, Chance Showers. A 40 percent chance of showers and thunderstorms, mainly after 10pm. Mostly cloudy, with a low around 65. Southwest wind around 5 mph becoming calm.Monday 2025-09-22, Chance Showers then Slight Chance T-storms. A chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 78. South southwest wind 5 to 10 mph. Chance of precipitation is 40%.
Monday Night 2025-09-22, Chance Showers. A 40 percent chance of showers. Partly cloudy, with a low around 63. South southwest wind around 5 mph becoming calm in the evening.
Tuesday 2025-09-23, Chance Showers. A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 79. Calm wind becoming east northeast around 5 mph in the afternoon. Winds could gust as high as 10 mph. Chance of precipitation is 40%.Tuesday Night 2025-09-23, Chance T-storms then Chance Showers. A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
- Wednesday 2025-09-24, Chance Showers. A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 4pm, then a chance of showers after 4pm. Mostly cloudy, with a high near 73. Chance of precipitation is 40%.
Wednesday Night 2025-09-24, Chance Showers. A chance of showers. Mostly cloudy, with a low around 60.
Thursday 2025-09-25, Chance Showers. A chance of showers. Partly sunny, with a high near 72.- Thursday Night 2025-09-25, Chance Showers. A chance of showers. Mostly cloudy, with a low around 56.
Friday 2025-09-26, Mostly Sunny. Mostly sunny, with a high near 73.
Friday Night 2025-09-26, Partly Cloudy. Partly cloudy, with a low around 55.- Saturday 2025-09-27, Mostly Sunny. Mostly sunny, with a high near 77.