City of Brillion Weather Forecast
Local 7-day forecast
Partly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for City of Brillion in one place.
Partly sunny, with a high near 68. East northeast wind 3 to 8 mph.
Local Weather Overview
This forecast page for City of Brillion 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: Sep 15, 2026 2:54 AM CDT.
The active forecast window currently covers Sep 16 to Sep 21, 2026 for City of Brillion.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 16 to Sep 21, 2026
- Latest sync
- Sep 15, 2026 2:54 AM CDT
- Forecast office
- GRB
- Source
- NOAA / NWS
Daily Outlook
This Week in City of Brillion
Saturday looks like the warmest upcoming period in City of Brillion at 74 degrees F.
Sunday Night is the coolest period ahead with temperatures near 55 degrees F.
The strongest winds are forecast for Saturday at about 13 mph WSW.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 15, 2026 2:54 AM 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 after 7pm. Mostly cloudy, with a low around 58. Northeast wind 1 to 7 mph. Chance of precipitation is 40%.
A chance of rain showers before 1pm. Mostly cloudy, with a high near 73. Chance of precipitation is 40%.
A slight chance of rain showers after 1am. Mostly cloudy, with a low around 57. Chance of precipitation is 20%.
A chance of rain showers. Partly sunny, with a high near 72. Chance of precipitation is 40%.
A chance of rain showers before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.
Showers and thunderstorms likely. Mostly cloudy, with a high near 74. Chance of precipitation is 70%.
A chance of rain showers. Mostly cloudy, with a low around 58. Chance of precipitation is 50%.
A chance of rain showers. Mostly cloudy, with a high near 69. Chance of precipitation is 40%.
A chance of rain showers before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.
A chance of showers and thunderstorms. Partly sunny, with a high near 68. Chance of precipitation is 30%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Sep 16
|
Partly Sunny
|
68°F |
3 to 8 mph
ENE
|
|
Wednesday Night
Sep 16
|
Chance Rain Showers
|
58°F |
1 to 7 mph
NE
|
|
Thursday
Sep 17
|
Chance Rain Showers
|
73°F |
2 to 6 mph
NNE
|
|
Thursday Night
Sep 17
|
Mostly Cloudy then Slight Chance Rain Showers
|
57°F |
3 mph
ENE
|
|
Friday
Sep 18
|
Chance Rain Showers
|
72°F |
3 to 8 mph
E
|
|
Friday Night
Sep 18
|
Showers And Thunderstorms Likely
|
61°F |
7 to 12 mph
SE
|
|
Saturday
Sep 19
|
Showers And Thunderstorms Likely
|
74°F |
13 mph
WSW
|
|
Saturday Night
Sep 19
|
Chance Rain Showers
|
58°F |
10 mph
NNE
|
|
Sunday
Sep 20
|
Chance Rain Showers
|
69°F |
13 mph
NE
|
|
Sunday Night
Sep 20
|
Chance Showers And Thunderstorms
|
55°F |
9 mph
NE
|
|
Monday
Sep 21
|
Chance Showers And Thunderstorms
|
68°F |
9 mph
ENE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around City of Brillion.