Greendale, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Greendale, a village in Milwaukee County, Wisconsin.
Tonight
58°F
Light Rain
Rain. Cloudy, with a low around 58. South wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Greendale
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 58°F | Light Rain | 10 mph S | 80% |
| Wednesday | 63°F | Chance Light Rain then Cloudy | 10 to 15 mph S | 49% |
| Wednesday Night | 47°F | Cloudy | 15 mph SW | 10% |
| Thursday | 55°F | Cloudy then Light Rain Likely | 10 to 15 mph W | 61% |
| Thursday Night | 40°F | Light Rain Likely | 5 to 10 mph NW | 55% |
| Friday | 50°F | Chance Light Rain | 10 to 15 mph N | 28% |
| Friday Night | 34°F | Mostly Cloudy | 5 to 10 mph N | 10% |
| Saturday | 52°F | Mostly Sunny | 5 mph W | 4% |
| Saturday Night | 34°F | Partly Cloudy | 5 mph W | 7% |
| Sunday | 57°F | Mostly Sunny then Slight Chance Light Rain | 5 to 10 mph W | 18% |
| Sunday Night | 36°F | Partly Cloudy | 5 to 10 mph W | 7% |
| Monday | 59°F | Mostly Sunny | 5 to 15 mph W | 3% |
| Monday Night | 40°F | Partly Cloudy | 10 mph W | 2% |
| Tuesday | 59°F | Sunny | 10 mph W | 0% |
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 Nov 4, 2026.