Lee County, IL Weather Forecast
County weather hub
Sunny
Compare major city weather across Lee County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Sunny, with a high near 84.
County Weather Overview
This county weather page brings together forecast coverage for Lee County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 2 of 2 mapped cities in Lee County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- May 30 to Jun 3, 2026
- Latest sync
- May 27, 2026 8:48 PM CDT
- Forecast office
- LOT
- Source
- NOAA / NWS
Daily Outlook
This Week in Lee County
Saturday looks like the warmest upcoming period in Lee County at 84 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 53 degrees F.
The strongest winds are forecast for Saturday Night at about 5 to 15 mph E.
The forecast from May 30 through Jun 3 stays mostly dry.
Forecast Details
- Last updated
- May 27, 2026 8:48 PM CDT
- Coverage
- 5 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
Partly cloudy, with a low around 55.
Mostly sunny, with a high near 81.
Partly cloudy, with a low around 56.
Mostly sunny, with a high near 82.
Mostly clear, with a low around 54.
Sunny, with a high near 80.
Mostly clear, with a low around 53.
Sunny, with a high near 82.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
May 30
|
Sunny
|
84°F |
5 to 10 mph
E
|
|
Saturday Night
May 30
|
Partly Cloudy
|
55°F |
5 to 15 mph
E
|
|
Sunday
May 31
|
Mostly Sunny
|
81°F |
5 mph
ESE
|
|
Sunday Night
May 31
|
Partly Cloudy
|
56°F |
5 mph
E
|
|
Monday
Jun 1
|
Mostly Sunny
|
82°F |
0 to 10 mph
NE
|
|
Monday Night
Jun 1
|
Mostly Clear
|
54°F |
5 to 10 mph
NE
|
|
Tuesday
Jun 2
|
Sunny
|
80°F |
5 to 10 mph
NE
|
|
Tuesday Night
Jun 2
|
Mostly Clear
|
53°F |
5 to 10 mph
ENE
|
|
Wednesday
Jun 3
|
Sunny
|
82°F |
5 mph
E
|
Major City Forecasts
Live forecast snapshots for major cities across Lee County.
Coverage
Forecast coverage currently spans 2 of 2 mapped cities in Lee County.
Largest mapped city population in this region: 14,927.