Greenville, WI Weather Forecast
Local 7-day forecast
Smoke then Slight Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Greenville, WI in one place.
Smoke before 1pm, then patchy smoke and a slight chance of rain showers between 1pm and 4pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 90. Heat index values as high as 90. East southeast wind around 5 mph. Chance of precipitation is 20%.
Local Weather Overview
This forecast page for Greenville, 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 14, 2026 9:16 PM CDT.
The active forecast window currently covers Jul 16 to Jul 21, 2026 for Greenville, WI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 16 to Jul 21, 2026
- Latest sync
- Jul 14, 2026 9:16 PM CDT
- Forecast office
- GRB
- Source
- NOAA / NWS
Daily Outlook
This Week in Greenville
Thursday looks like the warmest upcoming period in Greenville at 90 degrees F.
Monday Night is the coolest period ahead with temperatures near 64 degrees F.
The strongest winds are forecast for Monday at about 7 to 13 mph W.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 14, 2026 9:16 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 showers and thunderstorms before 10pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 66. East wind around 6 mph. Chance of precipitation is 30%.
A chance of rain showers before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 70. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 65. Chance of precipitation is 30%.
Mostly sunny, with a high near 86.
A chance of rain showers after 1am. Partly cloudy, with a low around 67. Chance of precipitation is 30%.
A chance of rain showers before 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
A chance of showers and thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
A slight chance of rain showers before 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 80. Chance of precipitation is 20%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Jul 16
|
Smoke then Slight Chance Showers And Thunderstorms
|
90°F |
5 mph
ESE
|
|
Thursday Night
Jul 16
|
Chance Showers And Thunderstorms
|
66°F |
6 mph
E
|
|
Friday
Jul 17
|
Chance Showers And Thunderstorms
|
88°F |
6 mph
SE
|
|
Friday Night
Jul 17
|
Chance Showers And Thunderstorms
|
70°F |
7 mph
SSW
|
|
Saturday
Jul 18
|
Chance Showers And Thunderstorms
|
88°F |
7 to 10 mph
WNW
|
|
Saturday Night
Jul 18
|
Chance Showers And Thunderstorms then Partly Cloudy
|
65°F |
3 to 9 mph
NNE
|
|
Sunday
Jul 19
|
Mostly Sunny
|
86°F |
6 mph
WNW
|
|
Sunday Night
Jul 19
|
Partly Cloudy then Chance Rain Showers
|
67°F |
7 mph
SW
|
|
Monday
Jul 20
|
Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
86°F |
7 to 13 mph
W
|
|
Monday Night
Jul 20
|
Chance Showers And Thunderstorms
|
64°F |
7 to 12 mph
NW
|
|
Tuesday
Jul 21
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
80°F |
8 to 13 mph
NNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Greenville.