Brereton, IL Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Brereton, IL in one place.
Sunny. High near 64, with temperatures falling to around 59 in the afternoon. North northwest wind around 2 mph.
Local Weather Overview
This forecast page for Brereton, 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 9, 2026 10:23 PM CST.
The active forecast window currently covers Nov 10 to Nov 16, 2026 for Brereton, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 10 to Nov 16, 2026
- Latest sync
- Nov 9, 2026 10:23 PM CST
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Brereton
Tuesday looks like the warmest upcoming period in Brereton at 64 degrees F.
Friday Night is the coolest period ahead with temperatures near 25 degrees F.
The strongest winds are forecast for Thursday at about 10 to 14 mph NNW.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Nov 9, 2026 10:23 PM CST
- Coverage
- 7 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
A slight chance of rain showers after 3am. Mostly cloudy, with a low around 43. East southeast wind around 2 mph. Chance of precipitation is 20%.
A chance of rain showers before 9am, then a chance of showers and thunderstorms. Partly sunny. High near 59, with temperatures falling to around 54 in the afternoon. West southwest wind 2 to 12 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Partly cloudy, with a low around 38. North northwest wind around 12 mph, with gusts as high as 23 mph.
Partly sunny, with a high near 47. North northwest wind 10 to 14 mph, with gusts as high as 23 mph.
Partly cloudy, with a low around 28. North northwest wind 7 to 10 mph, with gusts as high as 21 mph.
Sunny, with a high near 44.
Mostly clear, with a low around 25.
Sunny, with a high near 49.
Mostly clear, with a low around 30.
A slight chance of rain. Mostly sunny, with a high near 53.
Partly cloudy, with a low around 38.
Mostly sunny, with a high near 58.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Nov 10
|
Sunny
|
64°F |
2 mph
NNW
|
|
Tuesday Night
Nov 10
|
Mostly Cloudy then Slight Chance Rain Showers
|
43°F |
2 mph
ESE
|
|
Veterans Day
Nov 11
|
Chance Showers And Thunderstorms
|
59°F |
2 to 12 mph
WSW
|
|
Wednesday Night
Nov 11
|
Partly Cloudy
|
38°F |
12 mph
NNW
|
|
Thursday
Nov 12
|
Partly Sunny
|
47°F |
10 to 14 mph
NNW
|
|
Thursday Night
Nov 12
|
Partly Cloudy
|
28°F |
7 to 10 mph
NNW
|
|
Friday
Nov 13
|
Sunny
|
44°F |
6 to 10 mph
NNW
|
|
Friday Night
Nov 13
|
Mostly Clear
|
25°F |
3 mph
NNW
|
|
Saturday
Nov 14
|
Sunny
|
49°F |
2 mph
NNW
|
|
Saturday Night
Nov 14
|
Mostly Clear
|
30°F |
2 mph
ENE
|
|
Sunday
Nov 15
|
Slight Chance Light Rain
|
53°F |
2 to 7 mph
SSE
|
|
Sunday Night
Nov 15
|
Partly Cloudy
|
38°F |
5 mph
SSE
|
|
Monday
Nov 16
|
Mostly Sunny
|
58°F |
6 mph
SSE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Brereton.