Covington, IL Weather Forecast
Local 7-day forecast
Sunny then Slight Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Covington, IL in one place.
A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 98. Heat index values as high as 106. West wind 5 to 8 mph. Chance of precipitation is 20%.
Local Weather Overview
This forecast page for Covington, 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: Sep 17, 2026 12:00 PM CDT.
The active forecast window currently covers Sep 17 to Sep 23, 2026 for Covington, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 17 to Sep 23, 2026
- Latest sync
- Sep 17, 2026 12:00 PM CDT
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Covington
Today looks like the warmest upcoming period in Covington at 98 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 61 degrees F.
The strongest winds are forecast for Today at about 5 to 8 mph W.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 17, 2026 12:00 PM CDT
- Coverage
- 7 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 slight chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 73. Heat index values as high as 103. Southwest wind around 5 mph. Chance of precipitation is 20%.
Patchy fog between 7am and 8am. Sunny, with a high near 95. Heat index values as high as 104. Southeast wind 0 to 3 mph.
Mostly clear, with a low around 72. Heat index values as high as 100. Southeast wind around 3 mph.
Mostly sunny, with a high near 97. Southwest wind 3 to 8 mph.
Partly cloudy, with a low around 72.
Mostly sunny, with a high near 94.
Partly cloudy, with a low around 69.
A slight chance of rain showers between 7am and 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 88. 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 64. Chance of precipitation is 40%.
A chance of rain showers. Mostly sunny, with a high near 82. Chance of precipitation is 30%.
A slight chance of rain showers before 7pm. Partly cloudy, with a low around 61. Chance of precipitation is 20%.
A slight chance of rain showers between 7am and 1pm. Mostly sunny, with a high near 82. Chance of precipitation is 20%.
Partly cloudy, with a low around 62.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Sep 17
|
Sunny then Slight Chance Showers And Thunderstorms
|
98°F |
5 to 8 mph
W
|
|
Tonight
Sep 17
|
Slight Chance Showers And Thunderstorms then Mostly Clear
|
73°F |
5 mph
SW
|
|
Friday
Sep 18
|
Patchy Fog then Sunny
|
95°F |
0 to 3 mph
SE
|
|
Friday Night
Sep 18
|
Mostly Clear
|
72°F |
3 mph
SE
|
|
Saturday
Sep 19
|
Mostly Sunny
|
97°F |
3 to 8 mph
SW
|
|
Saturday Night
Sep 19
|
Partly Cloudy
|
72°F |
3 mph
SW
|
|
Sunday
Sep 20
|
Mostly Sunny
|
94°F |
2 to 6 mph
W
|
|
Sunday Night
Sep 20
|
Partly Cloudy
|
69°F |
5 mph
NE
|
|
Monday
Sep 21
|
Slight Chance Rain Showers then Chance Showers And Thunderstorms
|
88°F |
3 to 7 mph
N
|
|
Monday Night
Sep 21
|
Chance Showers And Thunderstorms
|
64°F |
6 mph
NE
|
|
Tuesday
Sep 22
|
Chance Rain Showers
|
82°F |
5 to 8 mph
N
|
|
Tuesday Night
Sep 22
|
Slight Chance Rain Showers then Partly Cloudy
|
61°F |
2 to 8 mph
NE
|
|
Wednesday
Sep 23
|
Slight Chance Rain Showers
|
82°F |
5 mph
NE
|
|
Wednesday Night
Sep 23
|
Partly Cloudy
|
62°F |
5 mph
NE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Covington.