Glenn, IL Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Glenn, IL in one place.
Sunny, with a high near 51. West northwest wind around 5 mph.
Local Weather Overview
This forecast page for Glenn, 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 5, 2026 10:12 AM CST.
The active forecast window currently covers Nov 7 to Nov 11, 2026 for Glenn, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 7 to Nov 11, 2026
- Latest sync
- Nov 5, 2026 10:12 AM CST
- Forecast office
- LOT
- Source
- NOAA / NWS
Daily Outlook
This Week in Glenn
Monday looks like the warmest upcoming period in Glenn at 61 degrees F.
Saturday Night is the coolest period ahead with temperatures near 36 degrees F.
The strongest winds are forecast for Sunday at about 5 to 10 mph W.
The forecast from Nov 7 through Nov 11 stays mostly dry.
Forecast Details
- Last updated
- Nov 5, 2026 10:12 AM CST
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- LOT
- Radar station
- KLOT
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 36.
Sunny, with a high near 58.
Mostly clear, with a low around 39.
Sunny, with a high near 61.
Mostly clear, with a low around 44.
Sunny, with a high near 61.
Partly cloudy, with a low around 42.
Mostly sunny, with a high near 58.
Partly cloudy, with a low around 42.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Nov 7
|
Sunny
|
51°F |
5 mph
WNW
|
|
Saturday Night
Nov 7
|
Partly Cloudy
|
36°F |
5 mph
W
|
|
Sunday
Nov 8
|
Sunny
|
58°F |
5 to 10 mph
W
|
|
Sunday Night
Nov 8
|
Mostly Clear
|
39°F |
0 to 5 mph
W
|
|
Monday
Nov 9
|
Sunny
|
61°F |
0 to 10 mph
SW
|
|
Monday Night
Nov 9
|
Mostly Clear
|
44°F |
5 to 10 mph
WSW
|
|
Tuesday
Nov 10
|
Sunny
|
61°F |
5 mph
W
|
|
Tuesday Night
Nov 10
|
Partly Cloudy
|
42°F |
0 to 5 mph
WNW
|
|
Veterans Day
Nov 11
|
Mostly Sunny
|
58°F |
0 to 5 mph
NW
|
|
Wednesday Night
Nov 11
|
Partly Cloudy
|
42°F |
5 mph
WNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Glenn.