Naperville, IL Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Naperville, IL in one place.
Sunny. High near 60, with temperatures falling to around 58 in the afternoon. Northeast wind around 10 mph.
Local Weather Overview
This forecast page for Naperville, IL is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: May 11, 2026 6:40 PM CDT.
The active forecast window currently covers May 11 to May 17, 2026 for Naperville, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 11 to May 17, 2026
- Latest sync
- May 11, 2026 6:40 PM CDT
- Forecast office
- LOT
- Source
- NOAA / NWS
Daily Outlook
This Week in Naperville
Saturday looks like the warmest upcoming period in Naperville at 84 degrees F.
Tonight is the coolest period ahead with temperatures near 41 degrees F.
The strongest winds are forecast for Tuesday at about 10 to 20 mph SSW.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- May 11, 2026 6:40 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- LOT
- Radar station
- KLOT
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 41. East southeast wind 5 to 10 mph, with gusts as high as 20 mph.
A chance of rain between 1pm and 4pm, then rain likely and isolated thunderstorms. Partly sunny, with a high near 78. South southwest wind 10 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
Rain likely and isolated thunderstorms before 1am. Partly cloudy, with a low around 50. West southwest wind 10 to 15 mph, with gusts as high as 40 mph. Chance of precipitation is 60%.
Partly sunny, with a high near 62. Northwest wind 15 to 20 mph, with gusts as high as 35 mph.
Mostly clear, with a low around 41.
Sunny, with a high near 67.
A slight chance of rain showers after 1am. Partly cloudy, with a low around 46.
A chance of rain showers. Partly sunny, with a high near 73.
A chance of rain showers before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then a slight chance of showers and thunderstorms. Partly cloudy, with a low around 56.
A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 84.
A chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 58.
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 83.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
May 11
|
Sunny
|
60°F |
10 mph
NE
|
|
Tonight
May 11
|
Mostly Clear
|
41°F |
5 to 10 mph
ESE
|
|
Tuesday
May 12
|
Partly Sunny then Rain Likely
|
78°F |
10 to 20 mph
SSW
|
|
Tuesday Night
May 12
|
Rain Likely
|
50°F |
10 to 15 mph
WSW
|
|
Wednesday
May 13
|
Partly Sunny
|
62°F |
15 to 20 mph
NW
|
|
Wednesday Night
May 13
|
Mostly Clear
|
41°F |
0 to 15 mph
N
|
|
Thursday
May 14
|
Sunny
|
67°F |
5 mph
NE
|
|
Thursday Night
May 14
|
Partly Cloudy then Slight Chance Rain Showers
|
46°F |
5 to 10 mph
SE
|
|
Friday
May 15
|
Chance Rain Showers
|
73°F |
10 to 20 mph
S
|
|
Friday Night
May 15
|
Chance Showers And Thunderstorms
|
56°F |
5 to 15 mph
SSW
|
|
Saturday
May 16
|
Slight Chance Showers And Thunderstorms then Mostly Sunny
|
84°F |
5 to 15 mph
WSW
|
|
Saturday Night
May 16
|
Chance Showers And Thunderstorms
|
58°F |
5 to 10 mph
SSW
|
|
Sunday
May 17
|
Chance Rain Showers then Chance Showers And Thunderstorms
|
83°F |
10 to 15 mph
S
|
|
Sunday Night
May 17
|
Chance Showers And Thunderstorms
|
62°F |
10 to 15 mph
SSW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Naperville.
