Clinton, IL Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Clinton, IL in one place.
Sunny, with a high near 89. West southwest wind 10 to 15 mph, with gusts as high as 21 mph.
Local Weather Overview
This forecast page for Clinton, 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: Oct 12, 2026 2:10 AM CDT.
The active forecast window currently covers Oct 13 to Oct 18, 2026 for Clinton, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 13 to Oct 18, 2026
- Latest sync
- Oct 12, 2026 2:10 AM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Clinton
Tuesday looks like the warmest upcoming period in Clinton at 89 degrees F.
Saturday Night is the coolest period ahead with temperatures near 36 degrees F.
The strongest winds are forecast for Friday at about 21 to 28 mph NW.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 12, 2026 2:10 AM CDT
- Coverage
- 6 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
A chance of showers and thunderstorms between 7pm and 1am, then showers and thunderstorms likely. Partly cloudy, with a low around 67. West southwest wind 6 to 9 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Showers and thunderstorms likely. Mostly cloudy, with a high near 79. North northwest wind 6 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Showers and thunderstorms likely. Mostly cloudy, with a low around 59. Northeast wind 12 to 15 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
A chance of rain showers before 7am, then showers and thunderstorms. Mostly cloudy, with a high near 73. Chance of precipitation is 80%.
Showers and thunderstorms. Mostly cloudy, with a low around 52. Chance of precipitation is 80%.
A chance of showers and thunderstorms before 7am. Partly sunny, with a high near 63.
Partly cloudy, with a low around 37.
Sunny, with a high near 58.
Mostly clear, with a low around 36.
Sunny, with a high near 65.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Oct 13
|
Sunny
|
89°F |
10 to 15 mph
WSW
|
|
Tuesday Night
Oct 13
|
Chance Showers And Thunderstorms
|
67°F |
6 to 9 mph
WSW
|
|
Wednesday
Oct 14
|
Showers And Thunderstorms Likely
|
79°F |
6 to 10 mph
NNW
|
|
Wednesday Night
Oct 14
|
Showers And Thunderstorms Likely
|
59°F |
12 to 15 mph
NE
|
|
Thursday
Oct 15
|
Showers And Thunderstorms
|
73°F |
16 mph
E
|
|
Thursday Night
Oct 15
|
Showers And Thunderstorms
|
52°F |
14 to 21 mph
WSW
|
|
Friday
Oct 16
|
Chance Showers And Thunderstorms then Partly Sunny
|
63°F |
21 to 28 mph
NW
|
|
Friday Night
Oct 16
|
Partly Cloudy
|
37°F |
15 to 24 mph
NNW
|
|
Saturday
Oct 17
|
Sunny
|
58°F |
8 to 15 mph
NNW
|
|
Saturday Night
Oct 17
|
Mostly Clear
|
36°F |
3 to 7 mph
ENE
|
|
Sunday
Oct 18
|
Sunny
|
65°F |
6 to 15 mph
SSW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Clinton.
