Randolph County, IL Weather Forecast
County weather hub
Sunny
Compare major city weather across Randolph County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Sunny, with a high near 82.
County Weather Overview
This county weather page brings together forecast coverage for Randolph County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 7 of 7 mapped cities in Randolph County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Apr 23 to Apr 24, 2026
- Latest sync
- Apr 17, 2026 10:29 PM CDT
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Randolph County
Thursday looks like the warmest upcoming period in Randolph County at 82 degrees F.
Thursday Night is the coolest period ahead with temperatures near 62 degrees F.
The strongest winds are forecast for Thursday at about 8 to 13 mph S.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 17, 2026 10:29 PM CDT
- Coverage
- 2 days
- Time zone
- America/Chicago
- Forecast office
- LSX
- Radar station
- KLSX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 62. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 78. Chance of precipitation is 50%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Apr 23
|
Sunny
|
82°F |
8 to 13 mph
S
|
|
Thursday Night
Apr 23
|
Partly Cloudy then Chance Showers And Thunderstorms
|
62°F |
12 mph
S
|
|
Friday
Apr 24
|
Chance Showers And Thunderstorms
|
78°F |
13 mph
S
|
Major City Forecasts
Live forecast snapshots for major cities across Randolph County.
Coverage
Forecast coverage currently spans 7 of 7 mapped cities in Randolph County.
Largest mapped city population in this region: 106,197.
