Wilmette, IL Weather Forecast
Local 7-day forecast
Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Wilmette, IL in one place.
Showers and thunderstorms before 4pm, then showers and thunderstorms. Some of the storms could be severe and produce heavy rain. Cloudy. High near 68, with temperatures falling to around 65 in the afternoon. South wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between 2 and 3 inches possible.
Local Weather Overview
This forecast page for Wilmette, 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: Jun 17, 2026 2:34 PM CDT.
The active forecast window currently covers Jun 17 to Jun 23, 2026 for Wilmette, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 17 to Jun 23, 2026
- Latest sync
- Jun 17, 2026 2:34 PM CDT
- Forecast office
- LOT
- Source
- NOAA / NWS
Daily Outlook
This Week in Wilmette
Saturday looks like the warmest upcoming period in Wilmette at 80 degrees F.
Thursday Night is the coolest period ahead with temperatures near 58 degrees F.
The strongest winds are forecast for This Afternoon at about 15 to 20 mph S.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 17, 2026 2:34 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
Showers and thunderstorms likely before 11pm. Some of the storms could be severe and produce heavy rain. Partly cloudy, with a low around 59. West southwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between 1 and 2 inches possible.
Partly sunny, with a high near 73. West northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Mostly clear, with a low around 58. West northwest wind 5 to 10 mph.
Sunny, with a high near 76. West northwest wind 5 to 15 mph.
Mostly clear, with a low around 60.
Mostly sunny, with a high near 80.
A slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 63.
A slight chance of showers and thunderstorms before 7am, then showers and thunderstorms likely. Mostly cloudy, with a high near 74.
Showers and thunderstorms likely. Mostly cloudy, with a low around 60.
A chance of rain showers before 1pm. Mostly sunny, with a high near 72.
Partly cloudy, with a low around 58.
Mostly sunny, with a high near 77.
Partly cloudy, with a low around 61.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Jun 17
|
Showers And Thunderstorms
|
68°F |
15 to 20 mph
S
|
|
Tonight
Jun 17
|
Showers And Thunderstorms Likely then Partly Cloudy
|
59°F |
10 to 20 mph
WSW
|
|
Thursday
Jun 18
|
Partly Sunny
|
73°F |
10 to 15 mph
WNW
|
|
Thursday Night
Jun 18
|
Mostly Clear
|
58°F |
5 to 10 mph
WNW
|
|
Juneteenth
Jun 19
|
Sunny
|
76°F |
5 to 15 mph
WNW
|
|
Friday Night
Jun 19
|
Mostly Clear
|
60°F |
5 to 10 mph
W
|
|
Saturday
Jun 20
|
Mostly Sunny
|
80°F |
5 to 10 mph
WNW
|
|
Saturday Night
Jun 20
|
Mostly Cloudy then Slight Chance Showers And Thunderstorms
|
63°F |
0 to 5 mph
ENE
|
|
Sunday
Jun 21
|
Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
74°F |
5 to 15 mph
E
|
|
Sunday Night
Jun 21
|
Showers And Thunderstorms Likely
|
60°F |
10 to 15 mph
NE
|
|
Monday
Jun 22
|
Chance Rain Showers
|
72°F |
10 to 15 mph
NNE
|
|
Monday Night
Jun 22
|
Partly Cloudy
|
58°F |
5 to 10 mph
NNE
|
|
Tuesday
Jun 23
|
Mostly Sunny
|
77°F |
5 mph
NE
|
|
Tuesday Night
Jun 23
|
Partly Cloudy
|
61°F |
0 to 5 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Wilmette.
