Current conditions at

Chicago / West Chicago, Dupage Airport (KDPA)

Lat: 41.9°NLon: 88.25°WElev: 758ft.

Fair with Haze

71°F

22°C

Humidity 81%
Wind Speed Calm
Barometer 30.06 in (1017.4 mb)
Dewpoint 65°F (18°C)
Visibility 6.00 mi
Last update 15 Jul 6:52 am CDT
Extended Forecast for

Naperville IL

  • Today

    Today: Sunny, with a high near 90. Light south southeast wind becoming south 5 to 10 mph in the morning.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 73. South wind around 5 mph, with gusts as high as 10 mph.

    Low: 73 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 90. Heat index values as high as 99. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 90 °F

    Partly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely, mainly before 1am.  Mostly cloudy, with a low around 68. Southwest wind 5 to 10 mph.  Chance of precipitation is 60%.

    Low: 68 °F

    T-storms
    Likely

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 77. West northwest wind around 10 mph becoming north northeast in the afternoon. Winds could gust as high as 20 mph.

    High: 77 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms.  Partly sunny, with a high near 84.

    High: 84 °F

    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 90. Light south southeast wind becoming south 5 to 10 mph in the morning.
Tonight
Partly cloudy, with a low around 73. South wind around 5 mph, with gusts as high as 10 mph.
Wednesday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. Heat index values as high as 99. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday Night
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 68. Southwest wind 5 to 10 mph. Chance of precipitation is 60%.
Thursday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 77. West northwest wind around 10 mph becoming north northeast in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 64.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 84.
Saturday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 68.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 85.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 86.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Naperville IL
 41.77°N 88.15°W
4:11 am CDT Jul 15, 2025
7am CDT Jul 15, 2025-6pm CDT Jul 21, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database