Macon County, IL Weather Forecast
County weather hub
Mostly Clear
Compare major city weather across Macon County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Mostly clear, with a low around 59. Southeast wind around 3 mph.
County Weather Overview
This county weather page brings together forecast coverage for Macon County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 9 of 9 mapped cities in Macon County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Aug 29 to Sep 4, 2026
- Latest sync
- Aug 29, 2026 7:18 AM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Macon County
Tuesday looks like the warmest upcoming period in Macon County at 98 degrees F.
Overnight is the coolest period ahead with temperatures near 59 degrees F.
The strongest winds are forecast for Sunday at about 8 to 14 mph S.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Aug 29, 2026 7:18 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- ILX
- Radar station
- KILX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly sunny, with a high near 86. South southeast wind 3 to 9 mph.
Partly cloudy, with a low around 67. South southeast wind around 9 mph, with gusts as high as 16 mph.
Mostly sunny, with a high near 91. South wind 8 to 14 mph, with gusts as high as 21 mph.
Partly cloudy, with a low around 72. South wind around 10 mph.
Sunny, with a high near 95. South southwest wind around 12 mph, with gusts as high as 17 mph.
Mostly clear, with a low around 75. South southwest wind around 9 mph.
Sunny, with a high near 98.
Mostly clear, with a low around 76.
Sunny, with a high near 98.
Mostly clear, with a low around 75.
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 96.
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 72.
A slight chance of rain showers before 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 94.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Aug 29
|
Mostly Clear
|
59°F |
3 mph
SE
|
|
Saturday
Aug 29
|
Partly Sunny
|
86°F |
3 to 9 mph
SSE
|
|
Saturday Night
Aug 29
|
Partly Cloudy
|
67°F |
9 mph
SSE
|
|
Sunday
Aug 30
|
Mostly Sunny
|
91°F |
8 to 14 mph
S
|
|
Sunday Night
Aug 30
|
Partly Cloudy
|
72°F |
10 mph
S
|
|
Monday
Aug 31
|
Sunny
|
95°F |
12 mph
SSW
|
|
Monday Night
Aug 31
|
Mostly Clear
|
75°F |
9 mph
SSW
|
|
Tuesday
Sep 1
|
Sunny
|
98°F |
9 mph
SW
|
|
Tuesday Night
Sep 1
|
Mostly Clear
|
76°F |
6 to 9 mph
SSW
|
|
Wednesday
Sep 2
|
Sunny
|
98°F |
8 to 12 mph
SW
|
|
Wednesday Night
Sep 2
|
Mostly Clear
|
75°F |
8 mph
SSW
|
|
Thursday
Sep 3
|
Sunny then Slight Chance Showers And Thunderstorms
|
96°F |
8 mph
WSW
|
|
Thursday Night
Sep 3
|
Slight Chance Showers And Thunderstorms
|
72°F |
7 mph
SSE
|
|
Friday
Sep 4
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
94°F |
6 to 9 mph
SSW
|
Major City Forecasts
Live forecast snapshots for major cities across Macon County.
Coverage
Forecast coverage currently spans 9 of 9 mapped cities in Macon County.
Largest mapped city population in this region: 70,007.
