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Oswego, IL Weather

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

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

☀️
Oswego
Clear
82°F
Feels like 82°F
Wind 11 mph
Humidity 37%
Cloud cover 0%
UV index 7
Alerts 0

Active alerts

No active National Weather Service alerts for Oswego, IL.

Oswego weather radar

Light Heavy

Next 24 hours

Now
☀️
82°F
 
3 PM
☀️
82°F
 
4 PM
☀️
82°F
 
5 PM
☀️
82°F
 
6 PM
☀️
81°F
 
7 PM
☀️
79°F
 
8 PM
☀️
74°F
 
9 PM
☀️
70°F
 
10 PM
☀️
67°F
 
11 PM
☀️
65°F
 
12 AM
☀️
64°F
 
1 AM
☀️
62°F
 
2 AM
☀️
61°F
 
3 AM
☀️
60°F
 
4 AM
☀️
60°F
 
5 AM
☀️
59°F
 
6 AM
☀️
58°F
 
7 AM
☀️
61°F
 
8 AM
☀️
67°F
 
9 AM
☀️
73°F
 
10 AM
☀️
78°F
 
11 AM
☀️
81°F
 
12 PM
84°F
 
1 PM
☁️
86°F
 

7-day forecast

Today
Jul 29
☀️
82°F
59°F
Thu
Jul 30
☁️
88°F
58°F
Fri
Jul 31
🌧️
76°F
64°F
75%
Sat
Aug 1
⛈️
69°F
63°F
75%
Sun
Aug 2
☁️
76°F
60°F
10%
Mon
Aug 3
☀️
78°F
59°F
6%
Tue
Aug 4
☀️
79°F
60°F
8%

Weather near Oswego

3 mi Montgomery, IL6 mi Aurora, IL6 mi Yorkville, IL9 mi Plainfield, IL9 mi North Aurora, IL12 mi Batavia, IL13 mi Naperville, IL14 mi Romeoville, 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.