Brussels, WI Weather Forecast
Local 7-day forecast
Partly Sunny then Slight Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Brussels, WI in one place.
A slight chance of rain showers after 1pm. Partly sunny, with a high near 79. Heat index values as high as 78. Southwest wind 7 to 12 mph. Chance of precipitation is 20%.
Local Weather Overview
This forecast page for Brussels, WI 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: Aug 27, 2026 11:20 PM CDT.
The active forecast window currently covers Aug 29 to Sep 3, 2026 for Brussels, WI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Aug 29 to Sep 3, 2026
- Latest sync
- Aug 27, 2026 11:20 PM CDT
- Forecast office
- GRB
- Source
- NOAA / NWS
Daily Outlook
This Week in Brussels
Monday looks like the warmest upcoming period in Brussels at 84 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 64 degrees F.
The strongest winds are forecast for Sunday at about 9 to 13 mph S.
Precipitation is mentioned in 11 upcoming forecast periods.
Forecast Details
- Last updated
- Aug 27, 2026 11:20 PM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- GRB
- Radar station
- KGRB
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 4am, then a chance of showers and thunderstorms. Cloudy, with a low around 65. South wind around 10 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 82. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms between 7am and 1pm. Partly sunny, with a high near 84. Chance of precipitation is 30%.
A slight chance of rain showers after 7pm. Mostly cloudy, with a low around 68. Chance of precipitation is 20%.
A slight chance of rain showers before 1pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 66. Chance of precipitation is 20%.
A slight chance of rain showers. Mostly sunny, with a high near 82. Chance of precipitation is 20%.
A slight chance of rain showers before 1am, then a slight chance of showers and thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 81. Chance of precipitation is 20%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Aug 29
|
Partly Sunny then Slight Chance Rain Showers
|
79°F |
7 to 12 mph
SW
|
|
Saturday Night
Aug 29
|
Chance Rain Showers
|
65°F |
10 mph
S
|
|
Sunday
Aug 30
|
Chance Showers And Thunderstorms
|
82°F |
9 to 13 mph
S
|
|
Sunday Night
Aug 30
|
Chance Showers And Thunderstorms
|
68°F |
7 to 10 mph
S
|
|
Monday
Aug 31
|
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
|
84°F |
10 mph
SSW
|
|
Monday Night
Aug 31
|
Slight Chance Rain Showers
|
68°F |
5 to 9 mph
WSW
|
|
Tuesday
Sep 1
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
84°F |
5 to 8 mph
WSW
|
|
Tuesday Night
Sep 1
|
Slight Chance Showers And Thunderstorms
|
66°F |
3 to 7 mph
SSW
|
|
Wednesday
Sep 2
|
Slight Chance Rain Showers
|
82°F |
6 mph
WSW
|
|
Wednesday Night
Sep 2
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
64°F |
6 mph
SE
|
|
Thursday
Sep 3
|
Slight Chance Showers And Thunderstorms then Mostly Sunny
|
81°F |
5 to 8 mph
SSE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Brussels.
