Macon, IL Weather Forecast
Local 7-day forecast
Slight Chance Showers And Thunderstorms then Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Macon, IL in one place.
A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 78. Southwest wind around 10 mph, with gusts as high as 16 mph.
Local Weather Overview
This forecast page for Macon, 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: Apr 19, 2026 11:03 PM CDT.
The active forecast window currently covers Apr 22 to Apr 26, 2026 for Macon, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 22 to Apr 26, 2026
- Latest sync
- Apr 19, 2026 11:03 PM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Macon
Thursday looks like the warmest upcoming period in Macon at 80 degrees F.
Saturday Night is the coolest period ahead with temperatures near 48 degrees F.
The strongest winds are forecast for Thursday at about 12 to 25 mph S.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 19, 2026 11:03 PM CDT
- Coverage
- 5 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
Mostly clear, with a low around 57. South southwest wind around 10 mph, with gusts as high as 17 mph.
Sunny, with a high near 80.
A slight chance of showers and thunderstorms between 7pm and 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.
Showers and thunderstorms likely. Mostly cloudy, with a high near 74.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 49.
A chance of rain showers. Mostly sunny, with a high near 68.
A slight chance of rain showers before 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 48.
A chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 68.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Apr 22
|
Slight Chance Showers And Thunderstorms then Mostly Sunny
|
78°F |
10 mph
SW
|
|
Wednesday Night
Apr 22
|
Mostly Clear
|
57°F |
10 mph
SSW
|
|
Thursday
Apr 23
|
Sunny
|
80°F |
12 to 25 mph
S
|
|
Thursday Night
Apr 23
|
Slight Chance Showers And Thunderstorms
|
61°F |
18 to 22 mph
S
|
|
Friday
Apr 24
|
Showers And Thunderstorms Likely
|
74°F |
17 mph
WSW
|
|
Friday Night
Apr 24
|
Chance Showers And Thunderstorms
|
49°F |
13 mph
NW
|
|
Saturday
Apr 25
|
Chance Rain Showers
|
68°F |
13 mph
NNE
|
|
Saturday Night
Apr 25
|
Chance Showers And Thunderstorms
|
48°F |
10 mph
NNE
|
|
Sunday
Apr 26
|
Chance Showers And Thunderstorms
|
68°F |
9 to 13 mph
N
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Macon.