Brussels, IL Weather Forecast
Local 7-day forecast
Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Brussels, IL in one place.
A chance of rain showers after 7am. Cloudy, with a high near 74. East wind 3 to 7 mph.
Local Weather Overview
This forecast page for Brussels, 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: Oct 30, 2026 9:45 AM CDT.
The active forecast window currently covers Oct 31 to Nov 5, 2026 for Brussels, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 31 to Nov 5, 2026
- Latest sync
- Oct 30, 2026 9:45 AM CDT
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Brussels
Saturday looks like the warmest upcoming period in Brussels at 74 degrees F.
Thursday Night is the coolest period ahead with temperatures near 45 degrees F.
The strongest winds are forecast for Monday Night at about 15 to 20 mph SE.
Precipitation is mentioned in 11 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 30, 2026 9:45 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- LSX
- Radar station
- KLSX
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. Mostly cloudy, with a low around 57. East wind around 6 mph. Chance of precipitation is 30%.
A chance of rain showers before noon. Mostly cloudy, with a high near 71. Southeast wind around 6 mph. Chance of precipitation is 40%.
A chance of rain showers after midnight. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.
A chance of rain showers. Mostly cloudy, with a high near 72. Chance of precipitation is 50%.
Rain showers likely. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
Rain showers likely. Mostly cloudy, with a high near 73. Chance of precipitation is 60%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 53. Chance of precipitation is 50%.
A chance of rain showers. Partly sunny, with a high near 68. Chance of precipitation is 40%.
A slight chance of rain showers. Mostly cloudy, with a low around 48. Chance of precipitation is 20%.
A slight chance of rain showers before noon. Mostly sunny, with a high near 67. Chance of precipitation is 20%.
Mostly cloudy, with a low around 45.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Oct 31
|
Chance Rain Showers
|
74°F |
3 to 7 mph
E
|
|
Saturday Night
Oct 31
|
Chance Rain Showers
|
57°F |
6 mph
E
|
|
Sunday
Nov 1
|
Chance Rain Showers then Mostly Cloudy
|
71°F |
6 mph
SE
|
|
Sunday Night
Nov 1
|
Mostly Cloudy then Chance Rain Showers
|
57°F |
5 to 8 mph
SE
|
|
Monday
Nov 2
|
Chance Rain Showers
|
72°F |
8 to 15 mph
SE
|
|
Monday Night
Nov 2
|
Rain Showers Likely
|
61°F |
15 to 20 mph
SE
|
|
Tuesday
Nov 3
|
Rain Showers Likely
|
73°F |
13 to 18 mph
S
|
|
Tuesday Night
Nov 3
|
Chance Showers And Thunderstorms
|
53°F |
12 mph
S
|
|
Wednesday
Nov 4
|
Chance Rain Showers
|
68°F |
7 to 10 mph
SW
|
|
Wednesday Night
Nov 4
|
Slight Chance Rain Showers
|
48°F |
7 mph
NW
|
|
Thursday
Nov 5
|
Slight Chance Rain Showers then Mostly Sunny
|
67°F |
5 to 8 mph
NW
|
|
Thursday Night
Nov 5
|
Mostly Cloudy
|
45°F |
3 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Brussels.
Nearby forecast pages are not available for this location yet.