Thornton, IL Weather Forecast
Local 7-day forecast
Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Thornton, IL in one place.
Rain showers. Mostly cloudy. High near 46, with temperatures falling to around 44 in the afternoon. North wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
Local Weather Overview
This forecast page for Thornton, 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 11, 2026 11:55 AM CST.
The active forecast window currently covers Nov 12 to Nov 17, 2026 for Thornton, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 12 to Nov 17, 2026
- Latest sync
- Nov 11, 2026 11:55 AM CST
- Forecast office
- LOT
- Source
- NOAA / NWS
Daily Outlook
This Week in Thornton
Tuesday looks like the warmest upcoming period in Thornton at 50 degrees F.
Saturday Night is the coolest period ahead with temperatures near 29 degrees F.
The strongest winds are forecast for Thursday at about 15 mph N.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Nov 11, 2026 11:55 AM CST
- Coverage
- 7 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
A chance of rain showers before midnight, then a chance of snow showers. Mostly cloudy, with a low around 33. North northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
A chance of snow showers before 9am, then a chance of rain and snow showers. Mostly sunny, with a high near 43. Northwest wind 10 to 15 mph. Chance of precipitation is 30%.
Partly cloudy, with a low around 30.
Mostly sunny, with a high near 45.
Mostly clear, with a low around 29.
Mostly sunny, with a high near 47.
Partly cloudy, with a low around 30.
Mostly sunny, with a high near 48.
Partly cloudy, with a low around 30.
Sunny, with a high near 50.
Mostly clear, with a low around 31.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Nov 12
|
Rain Showers
|
46°F |
15 mph
N
|
|
Thursday Night
Nov 12
|
Chance Rain Showers then Chance Snow Showers
|
33°F |
10 to 15 mph
NNW
|
|
Friday
Nov 13
|
Chance Snow Showers
|
43°F |
10 to 15 mph
NW
|
|
Friday Night
Nov 13
|
Partly Cloudy
|
30°F |
5 to 10 mph
NW
|
|
Saturday
Nov 14
|
Mostly Sunny
|
45°F |
5 mph
NNW
|
|
Saturday Night
Nov 14
|
Mostly Clear
|
29°F |
0 mph
|
|
Sunday
Nov 15
|
Mostly Sunny
|
47°F |
0 mph
|
|
Sunday Night
Nov 15
|
Partly Cloudy
|
30°F |
0 mph
|
|
Monday
Nov 16
|
Mostly Sunny
|
48°F |
0 mph
|
|
Monday Night
Nov 16
|
Partly Cloudy
|
30°F |
0 mph
|
|
Tuesday
Nov 17
|
Sunny
|
50°F |
0 to 5 mph
SSE
|
|
Tuesday Night
Nov 17
|
Mostly Clear
|
31°F |
0 to 5 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Thornton.
