Harbor Springs, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Harbor Springs, a city in Emmet County, Michigan.
This Afternoon
68°F
Chance Rain Showers
A chance of rain showers after 2pm. Cloudy. High near 68, with temperatures falling to around 66 in the afternoon. South wind around 10 mph. Chance of precipitation is 30%.
7-day forecast for Harbor Springs
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 68°F | Chance Rain Showers | 10 mph S | 32% |
| Tonight | 60°F | Chance Rain Showers | 10 mph S | 38% |
| Wednesday | 68°F | Rain Showers | 10 mph SE | 85% |
| Wednesday Night | 50°F | Rain Showers | 5 to 10 mph SW | 76% |
| Thursday | 55°F | Rain Showers | 5 to 10 mph SW | 96% |
| Thursday Night | 39°F | Rain Showers | 5 to 15 mph N | 96% |
| Friday | 47°F | Chance Rain Showers | 10 to 15 mph NE | 51% |
| Friday Night | 36°F | Chance Rain Showers then Partly Cloudy | 5 to 10 mph N | 30% |
| Saturday | 48°F | Mostly Sunny | 5 to 10 mph NW | 6% |
| Saturday Night | 39°F | Partly Cloudy | 5 mph W | 8% |
| Sunday | 51°F | Slight Chance Rain Showers | 10 to 15 mph W | 23% |
| Sunday Night | 41°F | Slight Chance Rain Showers then Mostly Cloudy | 10 mph NW | 23% |
| Monday | 54°F | Mostly Sunny | 10 to 15 mph W | 12% |
| Monday Night | 43°F | Partly Cloudy | 10 to 15 mph W | 9% |
Forecast source: National Weather Service (api.weather.gov) for Harbor Springs (45.432, -84.989). Updated through the day.
Growing snapshot for Harbor Springs
Last spring frost
May 15
First fall frost
Oct 16
Growing season
152 days
Hardiness zone
5b
More local growing data for Harbor Springs: nearby ZIP 49740 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Alanson
Bay View
Brutus
Carp Lake
Conway
Cross Village
Levering
Mackinaw City
Oden
Pellston
Ponshewaing
Climate data from the nearest NOAA station, Cross Village 1E, Mi (8.3 mi from Harbor Springs). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.