Lynnville, IL Weather Forecast
Local 7-day forecast
Patchy Frost then Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Lynnville, IL in one place.
Patchy frost before 8am. Sunny, with a high near 61. West northwest wind 7 to 14 mph, with gusts as high as 23 mph.
Local Weather Overview
This forecast page for Lynnville, 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: Apr 16, 2026 8:25 PM CDT.
The active forecast window currently covers Apr 19 to Apr 23, 2026 for Lynnville, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 19 to Apr 23, 2026
- Latest sync
- Apr 16, 2026 8:25 PM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Lynnville
Wednesday looks like the warmest upcoming period in Lynnville at 78 degrees F.
Sunday Night is the coolest period ahead with temperatures near 38 degrees F.
The strongest winds are forecast for Tuesday at about 12 to 16 mph SW.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 16, 2026 8:25 PM CDT
- Coverage
- 5 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
Patchy frost after 3am. Mostly clear, with a low around 38. East northeast wind 5 to 9 mph.
Patchy frost before 8am. Sunny, with a high near 70.
Mostly clear, with a low around 50.
Sunny, with a high near 77.
Mostly clear, with a low around 54.
Mostly sunny, with a high near 78.
A slight chance of rain showers after 1am. Mostly clear, with a low around 54.
A slight chance of rain showers before 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 78.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Sunday
Apr 19
|
Patchy Frost then Sunny
|
61°F |
7 to 14 mph
WNW
|
|
Sunday Night
Apr 19
|
Mostly Clear then Patchy Frost
|
38°F |
5 to 9 mph
ENE
|
|
Monday
Apr 20
|
Patchy Frost then Sunny
|
70°F |
5 to 12 mph
SSE
|
|
Monday Night
Apr 20
|
Mostly Clear
|
50°F |
8 to 12 mph
S
|
|
Tuesday
Apr 21
|
Sunny
|
77°F |
12 to 16 mph
SW
|
|
Tuesday Night
Apr 21
|
Mostly Clear
|
54°F |
8 to 12 mph
SW
|
|
Wednesday
Apr 22
|
Mostly Sunny
|
78°F |
7 to 10 mph
SW
|
|
Wednesday Night
Apr 22
|
Mostly Clear then Slight Chance Rain Showers
|
54°F |
8 mph
S
|
|
Thursday
Apr 23
|
Chance Showers And Thunderstorms
|
78°F |
8 to 13 mph
SSE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Lynnville.