Lynnville, IL Weather Forecast

Local 7-day forecast

86°
F

Showers And Thunderstorms

Track current conditions, temperature changes, wind, and the full daily outlook for Lynnville, IL in one place.

Wednesday, September 16, 2026
Wind: 3 mph ENE
Wednesday

Showers and thunderstorms before 1pm. Partly sunny, with a high near 86. East northeast wind around 3 mph. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible.

Local 7-day forecast

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: Sep 15, 2026 5:21 PM CDT.

The active forecast window currently covers Sep 16 to Sep 21, 2026 for Lynnville, IL.

Page Snapshot

Page focus
city weather
Forecast window
Sep 16 to Sep 21, 2026
Latest sync
Sep 15, 2026 5:21 PM CDT
Forecast office
ILX
Source
NOAA / NWS
Next High
86°F
Wednesday
Next Low
72°F
Wednesday Night
Rain Outlook
11
Periods mentioning precipitation
Windiest
7 to 10 mph
Saturday

Daily Outlook

Today
Sep 16
Showers And Thunderstorms
86 °F
/ 72°F
Wind 3 mph
Thu
Sep 17
Slight Chance Showers And Thunderstorms
92 °F
/ 70°F
Wind 5 mph
Fri
Sep 18
Slight Chance Showers And Thunderstorms then Mostly Sunny
91 °F
/ 71°F
Wind 6 mph
Sat
Sep 19
Slight Chance Rain Showers
92 °F
/ 68°F
Wind 7 to 10 mph
Sun
Sep 20
Chance Showers And Thunderstorms
85 °F
/ 63°F
Wind 3 to 8 mph
Mon
Sep 21
Chance Rain Showers
78 °F
/ 59°F
Wind 5 to 9 mph

This Week in Lynnville

Thursday looks like the warmest upcoming period in Lynnville at 92 degrees F.

Monday Night is the coolest period ahead with temperatures near 59 degrees F.

The strongest winds are forecast for Saturday at about 7 to 10 mph SW.

Precipitation is mentioned in 11 upcoming forecast periods.

Forecast Details

Last updated
Sep 15, 2026 5:21 PM 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 source

Extended Forecast

Wednesday Night
Sep 16
72°F
Partly Cloudy
5 mph ESE

Partly cloudy, with a low around 72. East southeast wind around 5 mph. New rainfall amounts less than a tenth of an inch possible.

Thursday
Sep 17
92°F
Slight Chance Showers And Thunderstorms
5 mph W

A slight chance of showers and thunderstorms between 7am and 1pm. Mostly sunny, with a high near 92. West wind around 5 mph.

Thursday Night
Sep 17
70°F
Partly Cloudy then Slight Chance Showers And Thunderstorms
5 mph NE

A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70. Northeast wind around 5 mph. New rainfall amounts less than a tenth of an inch possible.

Friday
Sep 18
91°F
Slight Chance Showers And Thunderstorms then Mostly Sunny
6 mph SSE

A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 91. South southeast wind around 6 mph. New rainfall amounts less than a tenth of an inch possible.

Friday Night
Sep 18
71°F
Mostly Clear
3 to 8 mph SSE

Mostly clear, with a low around 71.

Saturday
Sep 19
92°F
Slight Chance Rain Showers
7 to 10 mph SW

A slight chance of rain showers after 7am. Mostly sunny, with a high near 92.

Saturday Night
Sep 19
68°F
Chance Showers And Thunderstorms
6 mph W

A slight chance of rain showers before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 68.

Sunday
Sep 20
85°F
Chance Showers And Thunderstorms
3 to 8 mph NNW

A chance of showers and thunderstorms. Partly sunny, with a high near 85.

Sunday Night
Sep 20
63°F
Chance Showers And Thunderstorms
5 to 8 mph N

A chance of showers and thunderstorms. Mostly cloudy, with a low around 63.

Monday
Sep 21
78°F
Chance Rain Showers
5 to 9 mph NNW

A chance of rain showers before 1pm. Mostly cloudy, with a high near 78.

Monday Night
Sep 21
59°F
Mostly Cloudy then Slight Chance Rain Showers
5 to 9 mph N

A slight chance of rain showers after 1am. Mostly cloudy, with a low around 59.

Detailed Forecast

Period Conditions Temp Wind
Wednesday
Sep 16
Showers And Thunderstorms
86°F
3 mph
ENE
Wednesday Night
Sep 16
Partly Cloudy
72°F
5 mph
ESE
Thursday
Sep 17
Slight Chance Showers And Thunderstorms
92°F
5 mph
W
Thursday Night
Sep 17
Partly Cloudy then Slight Chance Showers And Thunderstorms
70°F
5 mph
NE
Friday
Sep 18
Slight Chance Showers And Thunderstorms then Mostly Sunny
91°F
6 mph
SSE
Friday Night
Sep 18
Mostly Clear
71°F
3 to 8 mph
SSE
Saturday
Sep 19
Slight Chance Rain Showers
92°F
7 to 10 mph
SW
Saturday Night
Sep 19
Chance Showers And Thunderstorms
68°F
6 mph
W
Sunday
Sep 20
Chance Showers And Thunderstorms
85°F
3 to 8 mph
NNW
Sunday Night
Sep 20
Chance Showers And Thunderstorms
63°F
5 to 8 mph
N
Monday
Sep 21
Chance Rain Showers
78°F
5 to 9 mph
NNW
Monday Night
Sep 21
Mostly Cloudy then Slight Chance Rain Showers
59°F
5 to 9 mph
N
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.