Vernon, IL Weather Forecast
Local 7-day forecast
Mostly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Vernon, IL in one place.
Mostly cloudy, with a low around 61. East wind 6 to 9 mph.
Local Weather Overview
This forecast page for Vernon, 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: May 30, 2026 8:31 PM CDT.
The active forecast window currently covers May 30 to Jun 6, 2026 for Vernon, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 30 to Jun 6, 2026
- Latest sync
- May 30, 2026 8:31 PM CDT
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Vernon
Friday looks like the warmest upcoming period in Vernon at 85 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 56 degrees F.
The strongest winds are forecast for Friday at about 6 to 10 mph S.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- May 30, 2026 8:31 PM CDT
- Coverage
- 8 days
- Time zone
- America/Chicago
- Forecast office
- LSX
- Radar station
- KVWX
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 after 3pm. Partly sunny, with a high near 79. Southeast wind 2 to 8 mph. Chance of precipitation is 20%.
A chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 61. East wind around 3 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 81. East wind around 3 mph. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 60. Northeast wind around 5 mph. Chance of precipitation is 30%.
Sunny, with a high near 79.
Clear, with a low around 56.
Sunny, with a high near 79.
Mostly clear, with a low around 57.
Sunny, with a high near 82.
Partly cloudy, with a low around 63.
Mostly sunny, with a high near 85.
A chance of showers and thunderstorms after 7pm. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.
A chance of rain showers 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 85. Chance of precipitation is 40%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tonight
May 30
|
Mostly Cloudy
|
61°F |
6 to 9 mph
E
|
|
Sunday
May 31
|
Partly Sunny then Slight Chance Showers And Thunderstorms
|
79°F |
2 to 8 mph
SE
|
|
Sunday Night
May 31
|
Partly Cloudy then Chance Showers And Thunderstorms
|
61°F |
3 mph
E
|
|
Monday
Jun 1
|
Chance Showers And Thunderstorms
|
81°F |
3 mph
E
|
|
Monday Night
Jun 1
|
Chance Showers And Thunderstorms then Mostly Clear
|
60°F |
5 mph
NE
|
|
Tuesday
Jun 2
|
Sunny
|
79°F |
5 to 8 mph
NE
|
|
Tuesday Night
Jun 2
|
Clear
|
56°F |
2 to 7 mph
E
|
|
Wednesday
Jun 3
|
Sunny
|
79°F |
3 mph
E
|
|
Wednesday Night
Jun 3
|
Mostly Clear
|
57°F |
2 mph
SE
|
|
Thursday
Jun 4
|
Sunny
|
82°F |
5 mph
S
|
|
Thursday Night
Jun 4
|
Partly Cloudy
|
63°F |
6 mph
S
|
|
Friday
Jun 5
|
Mostly Sunny
|
85°F |
6 to 10 mph
S
|
|
Friday Night
Jun 5
|
Chance Showers And Thunderstorms
|
67°F |
9 mph
S
|
|
Saturday
Jun 6
|
Chance Showers And Thunderstorms
|
85°F |
9 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Vernon.