Greenville, WI Weather & Growing Conditions
Tonight
56°F
Rain Showers
Rain showers before 1am, then showers and thunderstorms. Cloudy, with a low around 56. East wind 7 to 12 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 56°F | Rain Showers | 7 to 12 mph E | 94% |
| Saturday | 64°F | Showers And Thunderstorms | 13 mph E | 92% |
| Saturday Night | 54°F | Rain Showers Likely | 12 mph NE | 72% |
| Sunday | 67°F | Slight Chance Rain Showers then Partly Sunny | 12 to 15 mph NE | 23% |
| Sunday Night | 50°F | Mostly Cloudy | 13 mph NE | 1% |
| Monday | 62°F | Mostly Cloudy | 13 mph NE | 4% |
| Monday Night | 46°F | Mostly Cloudy | 8 to 12 mph NE | 5% |
| Tuesday | 62°F | Partly Sunny | 8 to 12 mph NE | 5% |
| Tuesday Night | 46°F | Partly Cloudy | 8 mph NE | 5% |
| Wednesday | 65°F | Mostly Sunny | 6 to 9 mph NE | 4% |
| Wednesday Night | 48°F | Partly Cloudy | 6 mph NE | 3% |
| Thursday | 69°F | Mostly Sunny | 6 mph NE | 4% |
| Thursday Night | 50°F | Partly Cloudy | 0 to 3 mph NE | 4% |
| Friday | 71°F | Mostly Sunny | 5 mph N | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Greenville, WI
Last spring frost
May 4
First fall frost
Oct 6
Growing season
154 days
Hardiness zone
5b
Explore more for Greenville, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Appleton, Wi (3.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.