Birnamwood, WI Weather Forecast
Local 7-day forecast
Partly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Birnamwood, WI in one place.
Partly sunny, with a high near 42. Northwest wind 7 to 14 mph, with gusts as high as 22 mph.
Local Weather Overview
This forecast page for Birnamwood, 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: Apr 18, 2026 11:32 PM CDT.
The active forecast window currently covers Apr 19 to Apr 25, 2026 for Birnamwood, WI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 19 to Apr 25, 2026
- Latest sync
- Apr 18, 2026 11:32 PM CDT
- Forecast office
- GRB
- Source
- NOAA / NWS
Daily Outlook
This Week in Birnamwood
Thursday looks like the warmest upcoming period in Birnamwood at 73 degrees F.
Sunday Night is the coolest period ahead with temperatures near 22 degrees F.
The strongest winds are forecast for Thursday at about 8 to 15 mph SSE.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 18, 2026 11:32 PM CDT
- Coverage
- 7 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
Mostly clear, with a low around 22. North northwest wind 1 to 12 mph, with gusts as high as 20 mph.
Mostly sunny, with a high near 49. Southwest wind 1 to 12 mph, with gusts as high as 18 mph.
Partly cloudy, with a low around 37. South southwest wind 7 to 10 mph, with gusts as high as 20 mph.
Sunny, with a high near 67.
Clear, with a low around 37.
Sunny, with a high near 66.
Mostly clear, with a low around 47.
A chance of rain showers after 7am. Mostly sunny, with a high near 73. Chance of precipitation is 30%.
A chance of rain showers before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 55. Chance of precipitation is 70%.
Rain showers likely before 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 65. Chance of precipitation is 70%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 38. Chance of precipitation is 50%.
A chance of rain showers. Partly sunny, with a high near 56. Chance of precipitation is 30%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Sunday
Apr 19
|
Partly Sunny
|
42°F |
7 to 14 mph
NW
|
|
Sunday Night
Apr 19
|
Mostly Clear
|
22°F |
1 to 12 mph
NNW
|
|
Monday
Apr 20
|
Mostly Sunny
|
49°F |
1 to 12 mph
SW
|
|
Monday Night
Apr 20
|
Partly Cloudy
|
37°F |
7 to 10 mph
SSW
|
|
Tuesday
Apr 21
|
Sunny
|
67°F |
7 mph
WNW
|
|
Tuesday Night
Apr 21
|
Clear
|
37°F |
5 mph
NNE
|
|
Wednesday
Apr 22
|
Sunny
|
66°F |
3 to 8 mph
ESE
|
|
Wednesday Night
Apr 22
|
Mostly Clear
|
47°F |
8 mph
SE
|
|
Thursday
Apr 23
|
Chance Rain Showers
|
73°F |
8 to 15 mph
SSE
|
|
Thursday Night
Apr 23
|
Showers And Thunderstorms Likely
|
55°F |
14 mph
S
|
|
Friday
Apr 24
|
Rain Showers Likely
|
65°F |
10 to 14 mph
SSW
|
|
Friday Night
Apr 24
|
Chance Showers And Thunderstorms
|
38°F |
10 to 14 mph
WNW
|
|
Saturday
Apr 25
|
Chance Rain Showers
|
56°F |
13 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Birnamwood.