National Weather Service Forecast for: Elgin IL
Issued by: National Weather Service Chicago, IL
Updated: 6:31 pm CDT Jul 10, 2026
 
Tonight

Tonight: Mostly cloudy, with a low around 62. North northeast wind 5 to 10 mph.
Mostly Cloudy
Saturday

Saturday: Mostly sunny, with a high near 84. East northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Mostly Sunny
Saturday
Night
Saturday Night: Mostly cloudy, then gradually becoming clear, with a low around 64. East northeast wind around 5 mph, with gusts as high as 15 mph.
Decreasing
Clouds
Sunday

Sunday: Sunny, with a high near 87. Light east northeast wind increasing to 5 to 10 mph in the afternoon.
Sunny
Sunday
Night
Sunday Night: Mostly clear, with a low around 66. East northeast wind around 5 mph becoming calm  in the evening. Winds could gust as high as 10 mph.
Mostly Clear
Monday

Monday: Sunny, with a high near 90.
Sunny
Monday
Night
Monday Night: Clear, with a low around 68.
Clear
Tuesday

Tuesday: Sunny, with a high near 92.
Sunny
Tuesday
Night
Tuesday Night: Mostly clear, with a low around 71.
Mostly Clear
Lo 62 °F Hi 84 °F Lo 64 °F Hi 87 °F Lo 66 °F Hi 90 °F Lo 68 °F Hi 92 °F Lo 71 °F

Hazardous Weather Outlook
 

Tonight
 
Mostly cloudy, with a low around 62. North northeast wind 5 to 10 mph.
Saturday
 
Mostly sunny, with a high near 84. East northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday Night
 
Mostly cloudy, then gradually becoming clear, with a low around 64. East northeast wind around 5 mph, with gusts as high as 15 mph.
Sunday
 
Sunny, with a high near 87. Light east northeast wind increasing to 5 to 10 mph in the afternoon.
Sunday Night
 
Mostly clear, with a low around 66. East northeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.
Monday
 
Sunny, with a high near 90.
Monday Night
 
Clear, with a low around 68.
Tuesday
 
Sunny, with a high near 92.
Tuesday Night
 
Mostly clear, with a low around 71.
Wednesday
 
Sunny, with a high near 91.
Wednesday Night
 
Mostly clear, with a low around 70.
Thursday
 
Mostly sunny, with a high near 89.
Thursday Night
 
Partly cloudy, with a low around 68.
Friday
 
A chance of showers and thunderstorms. Mostly sunny, with a high near 86.

 

Forecast from NOAA-NWS for Elgin IL.