Bay Port, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Bay Port, a community in Huron County, Michigan.
Today
85°F
Sunny
Sunny, with a high near 85. Southwest wind 8 to 12 mph.
7-day forecast for Bay Port
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Sunny | 8 to 12 mph SW | 0% |
| Tonight | 64°F | Partly Cloudy | 5 to 9 mph SSW | 0% |
| Wednesday | 82°F | Mostly Sunny | 6 to 10 mph SW | 12% |
| Wednesday Night | 64°F | Showers And Thunderstorms | 3 to 8 mph WNW | 87% |
| Thursday | 78°F | Rain Showers | 5 to 8 mph NNE | 87% |
| Thursday Night | 62°F | Chance Rain Showers | 2 to 6 mph ESE | 27% |
| Friday | 82°F | Mostly Sunny | 2 to 6 mph SW | 9% |
| Friday Night | 65°F | Mostly Clear | 2 to 6 mph SSW | 9% |
| Saturday | 85°F | Sunny | 6 to 14 mph SW | 9% |
| Saturday Night | 67°F | Slight Chance Showers And Thunderstorms | 7 to 12 mph SW | 35% |
| Sunday | 85°F | Chance Showers And Thunderstorms | 7 to 16 mph SW | 35% |
| Sunday Night | 66°F | Chance Showers And Thunderstorms | 8 to 14 mph WSW | 48% |
| Monday | 82°F | Chance Rain Showers | 9 mph WSW | 48% |
| Monday Night | 64°F | Chance Showers And Thunderstorms | 8 mph W | 47% |
Forecast source: National Weather Service (api.weather.gov) for Bay Port (43.837, -83.369). Updated through the day.
Growing snapshot for Bay Port
Last spring frost
May 8
First fall frost
Oct 17
Growing season
162 days
Hardiness zone
6a
More local growing data for Bay Port: nearby ZIP 48720 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Filion 5Nnw, Mi (16.5 mi from Bay Port). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.