Randolph County, IL Weather Forecast
County weather hub
Slight Chance Rain Showers then Chance Showers And Thunderstorms
Compare major city weather across Randolph County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A slight chance of rain showers between 8am and 1pm, then a chance of showers and thunderstorms between 1pm and 5pm, then showers and thunderstorms likely. Partly sunny. High near 75, with temperatures falling to around 71 in the afternoon. West wind around 10 mph. Chance of precipitation is 60%.
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 10 to Apr 15, 2026
- Latest sync
- Apr 9, 2026 2:24 PM CDT
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Randolph County
Tuesday looks like the warmest upcoming period in Randolph County at 82 degrees F.
Friday Night is the coolest period ahead with temperatures near 52 degrees F.
The strongest winds are forecast for Monday at about 14 to 17 mph SW.
Precipitation is mentioned in 11 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 9, 2026 2:24 PM CDT
- Coverage
- 6 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 before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 52. Northeast wind 3 to 7 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Partly sunny, with a high near 77. Southeast wind around 6 mph. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 59. Chance of precipitation is 30%.
Partly sunny, with a high near 80.
A slight chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 80. Chance of precipitation is 40%.
A slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 68. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 77. Chance of precipitation is 50%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Chance of precipitation is 40%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Apr 10
|
Slight Chance Rain Showers then Chance Showers And Thunderstorms
|
75°F |
10 mph
W
|
|
Friday Night
Apr 10
|
Chance Showers And Thunderstorms
|
52°F |
3 to 7 mph
NE
|
|
Saturday
Apr 11
|
Chance Showers And Thunderstorms
|
77°F |
6 mph
SE
|
|
Saturday Night
Apr 11
|
Chance Showers And Thunderstorms then Partly Cloudy
|
59°F |
8 mph
S
|
|
Sunday
Apr 12
|
Partly Sunny
|
80°F |
8 to 16 mph
S
|
|
Sunday Night
Apr 12
|
Slight Chance Showers And Thunderstorms
|
64°F |
15 mph
S
|
|
Monday
Apr 13
|
Chance Showers And Thunderstorms
|
80°F |
14 to 17 mph
SW
|
|
Monday Night
Apr 13
|
Mostly Cloudy then Slight Chance Showers And Thunderstorms
|
68°F |
15 mph
S
|
|
Tuesday
Apr 14
|
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
|
82°F |
16 mph
S
|
|
Tuesday Night
Apr 14
|
Chance Showers And Thunderstorms
|
63°F |
14 mph
S
|
|
Wednesday
Apr 15
|
Chance Showers And Thunderstorms
|
77°F |
14 mph
SW
|
|
Wednesday Night
Apr 15
|
Chance Showers And Thunderstorms
|
55°F |
8 to 12 mph
SW
|
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.
