Big Bay, MI Weather & Growing Conditions
Overnight
56°F
Rain Showers
Rain showers and patchy fog. Cloudy, with a low around 56. Southeast wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 56°F | Rain Showers | 5 mph SE | 89% |
| Wednesday | 65°F | Rain Showers | 5 to 10 mph SE | 97% |
| Wednesday Night | 47°F | Rain Showers | 5 mph SW | 80% |
| Thursday | 49°F | Rain Showers | 5 to 15 mph N | 100% |
| Thursday Night | 31°F | Rain Showers | 10 to 15 mph N | 98% |
| Friday | 42°F | Slight Chance Rain Showers | 5 to 10 mph NE | 20% |
| Friday Night | 30°F | Partly Cloudy | 0 to 5 mph NW | 10% |
| Saturday | 47°F | Mostly Sunny | 5 mph W | 2% |
| Saturday Night | 34°F | Partly Cloudy | 5 mph SW | 7% |
| Sunday | 50°F | Partly Sunny then Slight Chance Rain Showers | 5 to 15 mph W | 16% |
| Sunday Night | 36°F | Slight Chance Rain Showers then Partly Cloudy | 5 to 10 mph W | 16% |
| Monday | 53°F | Partly Sunny | 5 to 10 mph SW | 5% |
| Monday Night | 38°F | Mostly Cloudy | 10 mph W | 11% |
| Tuesday | 49°F | Mostly Sunny | 10 to 15 mph W | 11% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Big Bay, MI
Last spring frost
May 22
First fall frost
Oct 6
Growing season
137 days
Hardiness zone
5b
Explore more for Big Bay, MI: full frost dates · planting calendar · Michigan frost dates
Climate data from the nearest NOAA station, Big Bay 1Nw, Mi (4.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.