Sefton, IL Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Sefton, IL in one place.
Mostly sunny. High near 54, with temperatures falling to around 49 in the afternoon. Northwest wind 1 to 5 mph.
Local Weather Overview
This forecast page for Sefton, 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: Nov 6, 2026 1:06 PM CST.
The active forecast window currently covers Nov 7 to Nov 12, 2026 for Sefton, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 7 to Nov 12, 2026
- Latest sync
- Nov 6, 2026 1:06 PM CST
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Sefton
Tuesday looks like the warmest upcoming period in Sefton at 68 degrees F.
Saturday Night is the coolest period ahead with temperatures near 29 degrees F.
The strongest winds are forecast for Thursday at about 3 to 8 mph N.
Precipitation is mentioned in 1 upcoming forecast period.
Forecast Details
- Last updated
- Nov 6, 2026 1:06 PM CST
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- LSX
- Radar station
- KILX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Clear, with a low around 29. West wind around 2 mph.
Sunny. High near 63, with temperatures falling to around 57 in the afternoon. Southwest wind 2 to 7 mph.
Clear, with a low around 35.
Sunny, with a high near 66.
Clear, with a low around 39.
Sunny, with a high near 68.
Mostly clear, with a low around 38.
Sunny, with a high near 65.
Partly cloudy, with a low around 39. Chance of precipitation is 20%.
Mostly sunny, with a high near 59.
Mostly clear, with a low around 36.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Nov 7
|
Mostly Sunny
|
54°F |
1 to 5 mph
NW
|
|
Saturday Night
Nov 7
|
Clear
|
29°F |
2 mph
W
|
|
Sunday
Nov 8
|
Sunny
|
63°F |
2 to 7 mph
SW
|
|
Sunday Night
Nov 8
|
Clear
|
35°F |
0 to 3 mph
W
|
|
Monday
Nov 9
|
Sunny
|
66°F |
0 to 7 mph
SW
|
|
Monday Night
Nov 9
|
Clear
|
39°F |
3 mph
SW
|
|
Tuesday
Nov 10
|
Sunny
|
68°F |
5 mph
W
|
|
Tuesday Night
Nov 10
|
Mostly Clear
|
38°F |
1 mph
NW
|
|
Veterans Day
Nov 11
|
Sunny
|
65°F |
0 to 5 mph
NW
|
|
Wednesday Night
Nov 11
|
Partly Cloudy
|
39°F |
3 mph
N
|
|
Thursday
Nov 12
|
Mostly Sunny
|
59°F |
3 to 8 mph
N
|
|
Thursday Night
Nov 12
|
Mostly Clear
|
36°F |
5 mph
N
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Sefton.