Union Grove, WI Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Union Grove, WI in one place.
A chance of showers and thunderstorms before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then a chance of showers and thunderstorms between 1pm and 3pm, then showers and thunderstorms likely between 3pm and 5pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 82. Northwest wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Local Weather Overview
This forecast page for Union Grove, 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: Jul 8, 2026 7:23 PM CDT.
The active forecast window currently covers Jul 9 to Jul 14, 2026 for Union Grove, WI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 9 to Jul 14, 2026
- Latest sync
- Jul 8, 2026 7:23 PM CDT
- Forecast office
- MKX
- Source
- NOAA / NWS
Daily Outlook
This Week in Union Grove
Tuesday looks like the warmest upcoming period in Union Grove at 89 degrees F.
Friday Night is the coolest period ahead with temperatures near 60 degrees F.
The strongest winds are forecast for Friday at about 5 to 10 mph NE.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 8, 2026 7:23 PM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- MKX
- Radar station
- KMKX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 9pm, then a slight chance of showers and thunderstorms between 9pm and 10pm. Mostly cloudy, with a low around 62. North wind 0 to 5 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
Mostly sunny, with a high near 79. Northeast wind 5 to 10 mph.
Partly cloudy, with a low around 60. Northeast wind 5 to 10 mph.
Mostly sunny, with a high near 81. Northeast wind 5 to 10 mph.
Mostly clear, with a low around 62. Northeast wind 0 to 10 mph.
Sunny, with a high near 84.
Mostly clear, with a low around 65.
Sunny, with a high near 87.
Mostly clear, with a low around 67.
Sunny, with a high near 89.
Mostly clear, with a low around 69.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Jul 9
|
Chance Showers And Thunderstorms
|
82°F |
5 mph
NW
|
|
Thursday Night
Jul 9
|
Chance Showers And Thunderstorms then Mostly Cloudy
|
62°F |
0 to 5 mph
N
|
|
Friday
Jul 10
|
Mostly Sunny
|
79°F |
5 to 10 mph
NE
|
|
Friday Night
Jul 10
|
Partly Cloudy
|
60°F |
5 to 10 mph
NE
|
|
Saturday
Jul 11
|
Mostly Sunny
|
81°F |
5 to 10 mph
NE
|
|
Saturday Night
Jul 11
|
Mostly Clear
|
62°F |
0 to 10 mph
NE
|
|
Sunday
Jul 12
|
Sunny
|
84°F |
0 to 10 mph
NE
|
|
Sunday Night
Jul 12
|
Mostly Clear
|
65°F |
0 to 5 mph
SW
|
|
Monday
Jul 13
|
Sunny
|
87°F |
5 to 10 mph
SW
|
|
Monday Night
Jul 13
|
Mostly Clear
|
67°F |
5 mph
SW
|
|
Tuesday
Jul 14
|
Sunny
|
89°F |
5 to 10 mph
W
|
|
Tuesday Night
Jul 14
|
Mostly Clear
|
69°F |
5 to 10 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Union Grove.