Bayside, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Bayside, a village in Milwaukee County, Wisconsin.
Today
83°F
Mostly Sunny
Mostly sunny, with a high near 83. South wind 10 to 15 mph.
7-day forecast for Bayside
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Mostly Sunny | 10 to 15 mph S | 5% |
| Tonight | 66°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 5 to 15 mph SW | 85% |
| Wednesday | 74°F | Showers And Thunderstorms Likely | 5 mph N | 65% |
| Wednesday Night | 62°F | Chance Showers And Thunderstorms | 0 to 5 mph N | 43% |
| Thursday | 78°F | Slight Chance Rain Showers then Mostly Sunny | 0 to 5 mph NE | 21% |
| Thursday Night | 62°F | Partly Cloudy | 0 to 5 mph S | 6% |
| Friday | 83°F | Sunny | 0 to 5 mph SW | 1% |
| Friday Night | 65°F | Mostly Clear | 5 mph S | 5% |
| Saturday | 81°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 15% |
| Saturday Night | 69°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 28% |
| Sunday | 82°F | Chance Showers And Thunderstorms | 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 | 80°F | Chance Rain Showers | 5 to 10 mph S | 41% |
| Monday Night | 67°F | Chance Showers And Thunderstorms | 5 mph NE | 43% |
Forecast source: National Weather Service (api.weather.gov) for Bayside (43.183, -87.902). Updated through the day.
Growing snapshot for Bayside
Last spring frost
Apr 26
First fall frost
Oct 18
Growing season
173 days
Hardiness zone
6a
More local growing data for Bayside: nearby ZIP 53217 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Brown Deer
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 (8.3 mi from Bayside). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.