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
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Oswego
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
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82°F
3 PM
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82°F
4 PM
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82°F
5 PM
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82°F
6 PM
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81°F
7 PM
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79°F
8 PM
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74°F
9 PM
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70°F
10 PM
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67°F
11 PM
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65°F
12 AM
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64°F
1 AM
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62°F
2 AM
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61°F
3 AM
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60°F
4 AM
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60°F
5 AM
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59°F
6 AM
☀️
58°F
7 AM
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61°F
8 AM
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67°F
9 AM
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73°F
10 AM
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78°F
11 AM
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81°F
12 PM
⛅
84°F
1 PM
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86°F
7-day forecast
Today
Jul 29
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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.