Wonder Lake, IL Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Wonder Lake, IL in one place.
Sunny, with a high near 94. West northwest wind 0 to 5 mph, with gusts as high as 10 mph.
Local Weather Overview
This forecast page for Wonder Lake, 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: Jul 12, 2026 8:16 AM CDT.
The active forecast window currently covers Jul 14 to Jul 18, 2026 for Wonder Lake, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 14 to Jul 18, 2026
- Latest sync
- Jul 12, 2026 8:16 AM CDT
- Forecast office
- LOT
- Source
- NOAA / NWS
Daily Outlook
This Week in Wonder Lake
Tuesday looks like the warmest upcoming period in Wonder Lake at 94 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 68 degrees F.
The strongest winds are forecast for Saturday at about 5 to 15 mph SW.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 12, 2026 8:16 AM CDT
- Coverage
- 5 days
- Time zone
- America/Chicago
- Forecast office
- LOT
- Radar station
- KMKX
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 72.
Sunny, with a high near 93.
Mostly clear, with a low around 68.
Sunny, with a high near 90.
Partly cloudy, with a low around 69.
A slight chance of rain showers between 7am and 1pm. Mostly sunny, with a high near 89.
A chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 69.
A slight chance of rain showers before 1pm. Mostly sunny, with a high near 88.
A slight chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 68.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jul 14
|
Sunny
|
94°F |
0 to 5 mph
WNW
|
|
Tuesday Night
Jul 14
|
Mostly Clear
|
72°F |
5 mph
WNW
|
|
Wednesday
Jul 15
|
Sunny
|
93°F |
5 to 10 mph
NNW
|
|
Wednesday Night
Jul 15
|
Mostly Clear
|
68°F |
0 to 5 mph
NNE
|
|
Thursday
Jul 16
|
Sunny
|
90°F |
0 to 5 mph
N
|
|
Thursday Night
Jul 16
|
Partly Cloudy
|
69°F |
0 to 5 mph
E
|
|
Friday
Jul 17
|
Slight Chance Rain Showers
|
89°F |
5 to 10 mph
SSE
|
|
Friday Night
Jul 17
|
Chance Showers And Thunderstorms
|
69°F |
5 to 10 mph
S
|
|
Saturday
Jul 18
|
Slight Chance Rain Showers
|
88°F |
5 to 15 mph
SW
|
|
Saturday Night
Jul 18
|
Slight Chance Showers And Thunderstorms
|
68°F |
5 to 10 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Wonder Lake.