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Bayside, WI Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Bayside, a village in Milwaukee County, Wisconsin.

Tonight
58°F
Showers And Thunderstorms
Rain showers likely before 1am, then showers and thunderstorms. Some of the storms could produce heavy rain. Cloudy, with a low around 58. East wind 10 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

7-day forecast for Bayside

WhenTempForecastWindPrecip
Tonight 58°F Showers And Thunderstorms 10 to 15 mph E 94%
Saturday 70°F Showers And Thunderstorms 10 to 15 mph SE 94%
Saturday Night 57°F Showers And Thunderstorms Likely 10 to 15 mph NE 73%
Sunday 67°F Chance Rain Showers 15 to 25 mph NE 43%
Sunday Night 52°F Slight Chance Rain Showers then Mostly Cloudy 10 to 20 mph NE 16%
Monday 64°F Mostly Cloudy 15 to 20 mph NE 14%
Monday Night 52°F Mostly Cloudy 15 mph NE 14%
Tuesday 62°F Mostly Cloudy 15 to 20 mph NE 14%
Tuesday Night 52°F Mostly Cloudy 10 to 15 mph NE 13%
Wednesday 63°F Partly Sunny 10 to 15 mph NE 13%
Wednesday Night 53°F Mostly Cloudy 5 to 10 mph NE 7%
Thursday 66°F Partly Sunny 5 to 10 mph NE 3%
Thursday Night 54°F Mostly Cloudy 5 mph N 4%
Friday 67°F Mostly Sunny 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

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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.