Clay City, IL Weather Forecast
Local 7-day forecast
Slight Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Clay City, IL in one place.
A slight chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers and thunderstorms. Sunny, with a high near 90. West wind 5 to 10 mph, with gusts as high as 17 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Clay City, 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: Jul 16, 2026 1:46 PM CDT.
The active forecast window currently covers Jul 18 to Jul 22, 2026 for Clay City, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 18 to Jul 22, 2026
- Latest sync
- Jul 16, 2026 1:46 PM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Clay City
Saturday looks like the warmest upcoming period in Clay City at 90 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 65 degrees F.
The strongest winds are forecast for Tuesday at about 6 to 12 mph NW.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 16, 2026 1:46 PM CDT
- Coverage
- 5 days
- Time zone
- America/Chicago
- Forecast office
- ILX
- Radar station
- KVWX
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 1am. Mostly clear, with a low around 72. West northwest wind 3 to 7 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Sunny, with a high near 87. North northeast wind around 6 mph.
Mostly clear, with a low around 67.
Mostly sunny, with a high near 89.
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72.
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 89.
A slight chance of showers and thunderstorms before 1am. Mostly clear, with a low around 69.
Mostly sunny, with a high near 84.
Partly cloudy, with a low around 65.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Jul 18
|
Slight Chance Showers And Thunderstorms
|
90°F |
5 to 10 mph
W
|
|
Saturday Night
Jul 18
|
Chance Showers And Thunderstorms
|
72°F |
3 to 7 mph
WNW
|
|
Sunday
Jul 19
|
Sunny
|
87°F |
6 mph
NNE
|
|
Sunday Night
Jul 19
|
Mostly Clear
|
67°F |
1 to 5 mph
ENE
|
|
Monday
Jul 20
|
Mostly Sunny
|
89°F |
5 mph
S
|
|
Monday Night
Jul 20
|
Partly Cloudy then Slight Chance Showers And Thunderstorms
|
72°F |
6 mph
WSW
|
|
Tuesday
Jul 21
|
Slight Chance Showers And Thunderstorms
|
89°F |
6 to 12 mph
NW
|
|
Tuesday Night
Jul 21
|
Slight Chance Showers And Thunderstorms
|
69°F |
5 to 9 mph
N
|
|
Wednesday
Jul 22
|
Mostly Sunny
|
84°F |
6 to 10 mph
NNE
|
|
Wednesday Night
Jul 22
|
Partly Cloudy
|
65°F |
5 to 9 mph
NE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Clay City.