Brown Deer, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Brown Deer, 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 Brown Deer
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Mostly Sunny | 10 mph S | 5% |
| Tonight | 66°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 5 to 10 mph SW | 85% |
| Wednesday | 75°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 5 mph N | 66% |
| Wednesday Night | 62°F | Chance Showers And Thunderstorms | 0 to 5 mph NE | 44% |
| Thursday | 79°F | Slight Chance Rain Showers then Mostly Sunny | 0 to 5 mph NE | 21% |
| Thursday Night | 60°F | Partly Cloudy | 0 to 5 mph S | 7% |
| Friday | 83°F | Sunny | 0 to 5 mph SW | 1% |
| Friday Night | 64°F | Mostly Clear | 5 mph S | 5% |
| Saturday | 84°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 15% |
| Saturday Night | 68°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 28% |
| Sunday | 85°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 28% |
| Sunday Night | 67°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 to 10 mph SW | 52% |
| Monday | 83°F | Chance Rain Showers | 5 mph S | 42% |
| Monday Night | 66°F | Chance Showers And Thunderstorms | 5 mph N | 43% |
Forecast source: National Weather Service (api.weather.gov) for Brown Deer (43.174, -87.975). Updated through the day.
Growing snapshot for Brown Deer
Last spring frost
Apr 26
First fall frost
Oct 18
Growing season
173 days
Hardiness zone
6a
More local growing data for Brown Deer: nearby ZIP 53223 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Bayside
Cudahy
Fox Point
Franklin
Glendale
Greendale
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, Mt Mary College, Wi (6.5 mi from Brown Deer). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.