Bayside, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Bayside, a village in Milwaukee County, Wisconsin.
This Afternoon
64°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 3pm. Cloudy, with a high near 64. East wind 5 to 10 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Bayside
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 64°F | Chance Showers And Thunderstorms | 5 to 10 mph E | 51% |
| Tonight | 61°F | Showers And Thunderstorms Likely | 5 to 15 mph NE | 74% |
| Sunday | 64°F | Chance Rain Showers then Mostly Cloudy | 15 to 25 mph NE | 26% |
| Sunday Night | 52°F | Mostly Cloudy | 15 to 25 mph NE | 2% |
| Monday | 63°F | Mostly Cloudy | 15 mph NE | 13% |
| Monday Night | 51°F | Cloudy | 10 to 15 mph NE | 9% |
| Tuesday | 63°F | Mostly Cloudy | 10 to 15 mph NE | 9% |
| Tuesday Night | 52°F | Partly Cloudy | 10 to 15 mph NE | 7% |
| Wednesday | 63°F | Mostly Sunny | 10 to 15 mph NE | 8% |
| Wednesday Night | 53°F | Mostly Cloudy | 5 to 10 mph NE | 4% |
| Thursday | 64°F | Mostly Sunny | 5 to 10 mph NE | 4% |
| Thursday Night | 54°F | Partly Cloudy | 5 mph NE | 4% |
| Friday | 67°F | Mostly Sunny | 5 to 10 mph NE | 5% |
| Friday Night | 55°F | Partly Cloudy | 5 mph NE | 4% |
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 Sep 19, 2026.