National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Chicago / West Chicago, Dupage Airport (KDPA)

Lat: 41.9°NLon: 88.25°WElev: 758ft.

Fair

44°F

7°C

Humidity 55%
Wind Speed SW 9 mph
Barometer 29.98 in (1015.5 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 3 May 12:52 am CDT
Extended Forecast for

Naperville IL

  • Overnight

    Overnight: Partly cloudy, with a low around 40. Southwest wind around 10 mph, with gusts as high as 15 mph.

    Low: 40 °F

    Partly Cloudy

  • Sunday

    Sunday: Scattered showers, mainly before 1pm. Partly sunny, with a high near 67. Breezy, with a south southwest wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 50%.

    High: 67 °F

    Scattered
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 45. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 45 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers after 4pm. Sunny, with a high near 78. Breezy, with a south southwest wind 10 to 20 mph, with gusts as high as 25 mph.

    High: 78 °F

    Sunny then
    Slight Chance
    Showers and
    Breezy

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 7pm, then showers likely and possibly a thunderstorm between 7pm and 1am, then showers likely after 1am. Mostly cloudy, with a low around 48. Southwest wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 70%.

    Low: 48 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely. Cloudy, with a high near 56. Chance of precipitation is 60%.

    High: 56 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 40. Southwest wind around 10 mph, with gusts as high as 15 mph.
Sunday
Scattered showers, mainly before 1pm. Partly sunny, with a high near 67. Breezy, with a south southwest wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 50%.
Sunday Night
Mostly clear, with a low around 45. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
A 20 percent chance of showers after 4pm. Sunny, with a high near 78. Breezy, with a south southwest wind 10 to 20 mph, with gusts as high as 25 mph.
Monday Night
A chance of showers and thunderstorms before 7pm, then showers likely and possibly a thunderstorm between 7pm and 1am, then showers likely after 1am. Mostly cloudy, with a low around 48. Southwest wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 70%.
Tuesday
Showers likely. Cloudy, with a high near 56. Chance of precipitation is 60%.
Tuesday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 39.
Wednesday
Partly sunny, with a high near 56.
Wednesday Night
Mostly cloudy, with a low around 40.
Thursday
A chance of showers after 1pm. Partly sunny, with a high near 59.
Thursday Night
Partly cloudy, with a low around 41.
Friday
Mostly sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 45.
Saturday
Mostly sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Naperville IL
 41.77°N 88.15°W
Last Update:
12:21 am CDT May 3, 2026
Forecast Valid:
12am CDT May 3, 2026-6pm CDT May 9, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation