Greenville, WI Weather Forecast
Local 7-day forecast
Partly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Greenville, WI in one place.
Partly sunny, with a high near 63. North wind 3 to 8 mph.
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: Oct 13, 2026 10:24 PM CDT.
The active forecast window currently covers Oct 14 to Oct 20, 2026 for Greenville, WI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 14 to Oct 20, 2026
- Latest sync
- Oct 13, 2026 10:24 PM CDT
- Forecast office
- GRB
- Source
- NOAA / NWS
Daily Outlook
This Week in Greenville
Tuesday looks like the warmest upcoming period in Greenville at 67 degrees F.
Friday Night is the coolest period ahead with temperatures near 32 degrees F.
The strongest winds are forecast for Friday at about 15 to 23 mph NW.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 13, 2026 10:24 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 cloudy. Low around 45, with temperatures rising to around 47 overnight. East northeast wind around 6 mph.
Rain showers likely after 7am. Mostly cloudy, with a high near 59. East wind 3 to 7 mph. Chance of precipitation is 70%.
Rain showers likely before 1am. Mostly cloudy, with a low around 43. Northwest wind 3 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.
Mostly sunny, with a high near 54.
Widespread frost after 1am. Mostly clear, with a low around 32.
Widespread frost before 9am. Sunny, with a high near 59.
Clear, with a low around 39.
Sunny, with a high near 64.
Partly cloudy, with a low around 46.
Partly sunny, with a high near 66.
Patchy fog after 5am. Partly cloudy, with a low around 44.
Patchy fog before 8am. Mostly sunny, with a high near 67.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Oct 14
|
Partly Sunny
|
63°F |
3 to 8 mph
N
|
|
Wednesday Night
Oct 14
|
Mostly Cloudy
|
45°F |
6 mph
ENE
|
|
Thursday
Oct 15
|
Rain Showers Likely
|
59°F |
3 to 7 mph
E
|
|
Thursday Night
Oct 15
|
Rain Showers Likely
|
43°F |
3 to 17 mph
NW
|
|
Friday
Oct 16
|
Mostly Sunny
|
54°F |
15 to 23 mph
NW
|
|
Friday Night
Oct 16
|
Mostly Clear then Widespread Frost
|
32°F |
3 to 12 mph
NW
|
|
Saturday
Oct 17
|
Widespread Frost then Sunny
|
59°F |
3 to 14 mph
WSW
|
|
Saturday Night
Oct 17
|
Clear
|
39°F |
13 mph
SW
|
|
Sunday
Oct 18
|
Sunny
|
64°F |
14 to 17 mph
SW
|
|
Sunday Night
Oct 18
|
Partly Cloudy
|
46°F |
6 to 13 mph
SW
|
|
Monday
Oct 19
|
Partly Sunny
|
66°F |
6 mph
WSW
|
|
Monday Night
Oct 19
|
Partly Cloudy then Patchy Fog
|
44°F |
3 mph
S
|
|
Tuesday
Oct 20
|
Patchy Fog then Mostly Sunny
|
67°F |
1 to 7 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Greenville.