Bay City, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Bay City, a village in Pierce County, Wisconsin.
Today
77°F
Showers And Thunderstorms Likely then Mostly Cloudy
Showers and thunderstorms likely before 10am. Mostly cloudy, with a high near 77. West northwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Bay City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 77°F | Showers And Thunderstorms Likely then Mostly Cloudy | 5 to 10 mph WNW | 58% |
| Tonight | 55°F | Partly Cloudy | 0 to 5 mph WNW | 14% |
| Wednesday | 77°F | Sunny | 0 to 5 mph WNW | 1% |
| Wednesday Night | 55°F | Mostly Clear | 0 to 5 mph WSW | 0% |
| Thursday | 82°F | Sunny | 0 to 10 mph SSW | 0% |
| Thursday Night | 61°F | Mostly Clear | 5 to 10 mph SSW | 2% |
| Friday | 85°F | Sunny | 5 to 10 mph SSW | 12% |
| Friday Night | 63°F | Chance Showers And Thunderstorms | 5 to 10 mph SSW | 25% |
| Saturday | 85°F | Sunny | 5 to 10 mph SSW | 14% |
| Saturday Night | 66°F | Chance Showers And Thunderstorms | 5 mph WNW | 43% |
| Sunday | 85°F | Chance Showers And Thunderstorms | 0 to 10 mph SW | 43% |
| Sunday Night | 64°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph NNE | 22% |
| Monday | 83°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph NE | 24% |
| Monday Night | 63°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph NE | 24% |
Forecast source: National Weather Service (api.weather.gov) for Bay City (44.589, -92.453). Updated through the day.
Growing snapshot for Bay City
Last spring frost
May 13
First fall frost
Sep 29
Growing season
139 days
Hardiness zone
4b
More local growing data for Bay City: nearby ZIP 54723 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Ellsworth 1E, Wi (8.5 mi from Bay City). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.