Thayer, IL Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Thayer, IL in one place.
Mostly sunny. High near 51, with temperatures falling to around 47 in the afternoon. North wind 6 to 10 mph.
Local Weather Overview
This forecast page for Thayer, 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 1:07 PM CST.
The active forecast window currently covers Nov 6 to Nov 12, 2026 for Thayer, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 6 to Nov 12, 2026
- Latest sync
- Nov 6, 2026 1:07 PM CST
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Thayer
Monday looks like the warmest upcoming period in Thayer at 66 degrees F.
Tonight is the coolest period ahead with temperatures near 27 degrees F.
The strongest winds are forecast for This Afternoon at about 6 to 10 mph N.
The forecast from Nov 6 through Nov 12 stays mostly dry.
Forecast Details
- Last updated
- Nov 6, 2026 1:07 PM CST
- Coverage
- 8 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
Mostly clear, with a low around 27. North wind around 5 mph.
Mostly sunny. High near 53, with temperatures falling to around 48 in the afternoon. Northwest wind 1 to 5 mph.
Mostly clear, with a low around 31. Southwest wind 1 to 6 mph.
Sunny. High near 62, with temperatures falling to around 57 in the afternoon. West wind 6 to 9 mph.
Mostly clear, with a low around 34.
Sunny, with a high near 66.
Clear, with a low around 41.
Sunny, with a high near 66.
Partly cloudy, with a low around 38.
Mostly sunny, with a high near 61.
Partly cloudy, with a low around 35.
Mostly sunny, with a high near 56.
Partly cloudy, with a low around 33.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Nov 6
|
Mostly Sunny
|
51°F |
6 to 10 mph
N
|
|
Tonight
Nov 6
|
Mostly Clear
|
27°F |
5 mph
N
|
|
Saturday
Nov 7
|
Mostly Sunny
|
53°F |
1 to 5 mph
NW
|
|
Saturday Night
Nov 7
|
Mostly Clear
|
31°F |
1 to 6 mph
SW
|
|
Sunday
Nov 8
|
Sunny
|
62°F |
6 to 9 mph
W
|
|
Sunday Night
Nov 8
|
Mostly Clear
|
34°F |
0 to 5 mph
W
|
|
Monday
Nov 9
|
Sunny
|
66°F |
0 to 8 mph
SW
|
|
Monday Night
Nov 9
|
Clear
|
41°F |
6 mph
SW
|
|
Tuesday
Nov 10
|
Sunny
|
66°F |
5 mph
W
|
|
Tuesday Night
Nov 10
|
Partly Cloudy
|
38°F |
2 mph
NW
|
|
Veterans Day
Nov 11
|
Mostly Sunny
|
61°F |
1 to 5 mph
N
|
|
Wednesday Night
Nov 11
|
Partly Cloudy
|
35°F |
3 mph
N
|
|
Thursday
Nov 12
|
Mostly Sunny
|
56°F |
3 to 7 mph
N
|
|
Thursday Night
Nov 12
|
Partly Cloudy
|
33°F |
5 mph
N
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Thayer.