I-55 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 67°F 2025-09-22T23:35:00-05:00 
Overnight 2025-09-23, Slight Chance T-storms and Patchy Fog. A slight chance of showers and thunderstorms. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 63. South southwest wind around 5 mph. Chance of precipitation is 20%.Tuesday 2025-09-23, Slight Chance Showers and Patchy Fog then Chance T-storms. A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 81. South southwest wind around 5 mph becoming west northwest in the afternoon. Chance of precipitation is 50%.
Tuesday Night 2025-09-23, Chance T-storms then Chance Showers. A chance of showers and thunderstorms. Cloudy, with a low around 62. Northeast wind 5 to 10 mph. Chance of precipitation is 40%.
Wednesday 2025-09-24, Chance Showers. A 40 percent chance of showers. Partly sunny, with a high near 73. Northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday Night 2025-09-24, Chance Showers. A 30 percent chance of showers. Mostly cloudy, with a low around 58. North northeast wind 5 to 10 mph.
Thursday 2025-09-25, Chance Showers. A 30 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 74.
Thursday Night 2025-09-25, Mostly Clear. Mostly clear, with a low around 54.
Friday 2025-09-26, Sunny. Sunny, with a high near 78.- Friday Night 2025-09-26, Mostly Clear. Mostly clear, with a low around 56.
- Saturday 2025-09-27, Sunny. Sunny, with a high near 81.
- Saturday Night 2025-09-27, Mostly Clear. Mostly clear, with a low around 54.
- Sunday 2025-09-28, Sunny. Sunny, with a high near 80.
Sunday Night 2025-09-28, Partly Cloudy. Partly cloudy, with a low around 56.
Monday 2025-09-29, Mostly Sunny. Mostly sunny, with a high near 80.