Mackinaw City, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mackinaw City, a village in Emmet County, Michigan.
Tonight
51°F
Mostly Cloudy
Mostly cloudy, with a low around 51. East wind 5 to 10 mph.
7-day forecast for Mackinaw City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 51°F | Mostly Cloudy | 5 to 10 mph E | 12% |
| Sunday | 66°F | Mostly Sunny | 5 to 15 mph NE | 12% |
| Sunday Night | 47°F | Partly Cloudy | 15 mph NE | 0% |
| Monday | 57°F | Partly Sunny | 15 mph E | 0% |
| Monday Night | 47°F | Partly Cloudy | 10 mph E | 0% |
| Tuesday | 60°F | Mostly Sunny | 10 to 15 mph E | 0% |
| Tuesday Night | 50°F | Mostly Clear | 10 to 15 mph E | 1% |
| Wednesday | 61°F | Sunny | 15 mph E | 5% |
| Wednesday Night | 50°F | Partly Cloudy | 10 to 15 mph E | 5% |
| Thursday | 63°F | Mostly Sunny | 10 to 15 mph E | 4% |
| Thursday Night | 51°F | Partly Cloudy | 5 to 15 mph E | 2% |
| Friday | 67°F | Mostly Sunny | 5 to 10 mph E | 2% |
| Friday Night | 52°F | Partly Cloudy | 5 mph NE | 0% |
| Saturday | 69°F | Sunny | 5 mph N | 1% |
Forecast source: National Weather Service (api.weather.gov) for Mackinaw City (45.784, -84.757). Updated through the day.
Growing snapshot for Mackinaw City
Last spring frost
May 7
First fall frost
Oct 23
Growing season
167 days
Hardiness zone
5b
More local growing data for Mackinaw City: nearby ZIP 49701 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Alanson
Bay View
Brutus
Carp Lake
Conway
Cross Village
Harbor Springs
Levering
Oden
Pellston
Ponshewaing
Climate data from the nearest NOAA station, St Ignace Mackinac Br, Mi (7.5 mi from Mackinaw City). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.