Bay Port, MI Weather & Growing Conditions
Tonight
60°F
Mostly Cloudy
Mostly cloudy, with a low around 60. South wind around 15 mph, with gusts as high as 23 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 60°F | Mostly Cloudy | 15 mph S | 4% |
| Wednesday | 66°F | Light Rain | 14 to 20 mph S | 83% |
| Wednesday Night | 52°F | Light Rain Likely then Mostly Cloudy | 14 to 18 mph SSW | 73% |
| Thursday | 56°F | Mostly Cloudy then Chance Light Rain | 15 to 20 mph SW | 41% |
| Thursday Night | 46°F | Light Rain Likely | 8 to 13 mph W | 65% |
| Friday | 50°F | Light Rain Likely | 12 to 18 mph N | 65% |
| Friday Night | 39°F | Light Rain Likely | 12 to 20 mph N | 55% |
| Saturday | 50°F | Chance Light Rain then Partly Sunny | 7 to 12 mph NW | 25% |
| Saturday Night | 37°F | Partly Cloudy | 7 mph W | 6% |
| Sunday | 53°F | Mostly Sunny then Slight Chance Light Rain | 7 to 13 mph W | 17% |
| Sunday Night | 38°F | Slight Chance Light Rain then Partly Cloudy | 8 to 12 mph WNW | 17% |
| Monday | 54°F | Mostly Sunny | 9 to 15 mph W | 11% |
| Monday Night | 41°F | Partly Cloudy | 14 mph WSW | 11% |
| Tuesday | 55°F | Mostly Sunny | 12 to 15 mph W | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Bay Port, MI
Last spring frost
May 8
First fall frost
Oct 17
Growing season
162 days
Hardiness zone
6a
Explore more for Bay Port, MI: full frost dates · planting calendar · Michigan frost dates
Climate data from the nearest NOAA station, Filion 5Nnw, Mi (16.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.