National Weather Service Forecast for: Naperville, IL
Issued by: National Weather Service Chicago/Romeoville, IL
Updated: Thu, 04-Jun-2026 11:17am CDT

Naperville
 
Today

Today: Mostly Sunny
Mostly Sunny
Friday

Friday: Showers And Thunderstorms Likely
Showers And T-Storms Likely
Saturday

Saturday: Showers And Thunderstorms
Showers And T-Storms
Sunday

Sunday: Slight Chance Rain Showers
Slight Chance Rain Showers
Monday

Monday: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Tuesday

Tuesday: Chance Rain Showers then Chance Showers And Thunderstorms
Chance Rain Showers then Chance Showers And T-Storms
Wednesday

Wednesday: Chance Showers And Thunderstorms
Chance Showers And T-Storms
 
Hi 86 °F Hi 83 °F Hi 85 °F Hi 85 °F Hi 87 °F Hi 88 °F Hi 90 °F  
 
Tonight

Tonight: Mostly Cloudy
Mostly Cloudy
Friday
Night
Friday Night: Showers And Thunderstorms
Showers And T-Storms
Saturday
Night
Saturday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Sunday
Night
Sunday Night: Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
Slight Chance Rain Showers then Slight Chance Showers And T-Storms
Monday
Night
Monday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Tuesday
Night
Tuesday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Wednesday
Night
Wednesday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
 
Lo 66 °F Lo 65 °F Lo 64 °F Lo 65 °F Lo 67 °F Lo 69 °F Lo 70 °F  

 

Today
 
Mostly sunny, with a high near 86. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
 
Mostly cloudy, with a low around 66. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
 
Showers and thunderstorms likely after 7am. Partly sunny, with a high near 83. South southwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
Friday Night
 
Showers and thunderstorms. Mostly cloudy, with a low around 65. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Saturday
 
Showers and thunderstorms before 4pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 85. West southwest wind 5 to 10 mph. Chance of precipitation is 80%.
Saturday Night
 
A chance of showers and thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 40%.
Sunday
 
A slight chance of rain showers. Partly sunny, with a high near 85.
Sunday Night
 
A slight chance of rain showers before 7pm, then a slight chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Monday
 
A chance of showers and thunderstorms. Partly sunny, with a high near 87.
Monday Night
 
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Tuesday
 
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 88.
Tuesday Night
 
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Wednesday
 
A chance of showers and thunderstorms. Partly sunny, with a high near 90.
Wednesday Night
 
A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 70.

 

Forecast from NOAA-NWS for Naperville, IL.
Animated forecast icons courtesy of www.meteotreviglio.com.