Greendale, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Greendale, a village in Milwaukee County, Wisconsin.
Today
84°F
Mostly Sunny
Mostly sunny, with a high near 84. South wind around 10 mph.
7-day forecast for Greendale
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Mostly Sunny | 10 mph S | 4% |
| Tonight | 66°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 5 to 10 mph SW | 81% |
| Wednesday | 75°F | Showers And Thunderstorms | 5 mph NW | 79% |
| Wednesday Night | 61°F | Chance Showers And Thunderstorms | 0 to 5 mph NW | 50% |
| Thursday | 77°F | Chance Rain Showers then Partly Sunny | 0 to 5 mph NE | 27% |
| Thursday Night | 59°F | Partly Cloudy | 0 to 5 mph S | 12% |
| Friday | 81°F | Mostly Sunny | 0 to 10 mph SW | 2% |
| Friday Night | 63°F | Mostly Clear | 5 mph S | 6% |
| Saturday | 84°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 15% |
| Saturday Night | 67°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 27% |
| Sunday | 85°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 27% |
| Sunday Night | 66°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 to 10 mph SW | 51% |
| Monday | 83°F | Chance Rain Showers | 5 to 10 mph S | 45% |
| Monday Night | 66°F | Chance Showers And Thunderstorms | 5 to 10 mph NW | 44% |
Forecast source: National Weather Service (api.weather.gov) for Greendale (42.940, -88.001). Updated through the day.
Growing snapshot for Greendale
Last spring frost
May 3
First fall frost
Oct 14
Growing season
162 days
Hardiness zone
5b
More local growing data for Greendale: nearby ZIP 53129 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Bayside
Brown Deer
Cudahy
Fox Point
Franklin
Glendale
Greenfield
Hales Corners
Milwaukee
Oak Creek
River Hills
Shorewood
South Milwaukee
St. Francis
Wauwatosa
West Allis
West Milwaukee
Whitefish Bay
Climate data from the nearest NOAA station, Hales Corners/Whitnall Park/Bo, Wi (1.5 mi from Greendale). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.