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Joliet, IL Weather

Live radar, hourly and 7-day forecast, and National Weather Service alerts for Joliet, Will County, Illinois.

Updated Jul 29, 2026, 2:17 PM local time · Radar refreshes every 5 minutes

☀️
Joliet
Clear
82°F
Feels like 83°F
Wind 10 mph
Humidity 42%
Cloud cover 0%
UV index 7
Alerts 0

Active alerts

No active National Weather Service alerts for Joliet, IL.

Joliet weather radar

Light Heavy

Next 24 hours

Now
☀️
82°F
 
3 PM
☀️
82°F
 
4 PM
☀️
82°F
 
5 PM
☀️
81°F
 
6 PM
☀️
80°F
 
7 PM
☀️
78°F
 
8 PM
☀️
74°F
 
9 PM
☀️
70°F
 
10 PM
☀️
68°F
 
11 PM
☀️
66°F
 
12 AM
☀️
65°F
 
1 AM
☀️
64°F
 
2 AM
☀️
63°F
 
3 AM
☀️
62°F
 
4 AM
☀️
62°F
 
5 AM
☀️
61°F
 
6 AM
☀️
60°F
 
7 AM
☀️
62°F
 
8 AM
☀️
68°F
 
9 AM
☀️
73°F
 
10 AM
☀️
77°F
 
11 AM
☀️
81°F
 
12 PM
84°F
 
1 PM
☀️
86°F
 

7-day forecast

Today
Jul 29
☀️
82°F
61°F
Thu
Jul 30
☁️
89°F
60°F
Fri
Jul 31
🌦️
79°F
64°F
73%
Sat
Aug 1
⛈️
71°F
64°F
73%
Sun
Aug 2
☁️
78°F
62°F
11%
Mon
Aug 3
☀️
80°F
61°F
8%
Tue
Aug 4
☀️
81°F
61°F
6%

Weather near Joliet

2 mi Crest Hill, IL5 mi Lockport, IL6 mi New Lenox, IL6 mi Shorewood, IL8 mi Romeoville, IL9 mi Plainfield, IL9 mi Homer Glen, IL10 mi Mokena, IL
Alerts are relayed from the National Weather Service and may lag the official source. In a life-threatening situation always follow weather.gov and local emergency broadcasts.