Presque Isle Harbor, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Presque Isle Harbor, a community in Presque Isle County, Michigan.
Overnight
46°F
Partly Cloudy
Partly cloudy, with a low around 46. East wind around 5 mph.
7-day forecast for Presque Isle Harbor
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 46°F | Partly Cloudy | 5 mph E | 0% |
| Saturday | 64°F | Partly Sunny | 5 to 10 mph SE | 10% |
| Saturday Night | 50°F | Slight Chance Rain Showers | 5 to 10 mph E | 20% |
| Sunday | 64°F | Slight Chance Rain Showers then Partly Sunny | 5 to 10 mph NE | 16% |
| Sunday Night | 47°F | Partly Cloudy | 10 to 15 mph NE | 0% |
| Monday | 59°F | Partly Sunny | 10 mph NE | 0% |
| Monday Night | 48°F | Mostly Cloudy | 5 to 10 mph E | 0% |
| Tuesday | 62°F | Mostly Sunny | 10 to 15 mph E | 1% |
| Tuesday Night | 50°F | Partly Cloudy | 10 mph E | 3% |
| Wednesday | 62°F | Mostly Sunny | 10 to 15 mph E | 11% |
| Wednesday Night | 50°F | Partly Cloudy | 5 to 15 mph E | 11% |
| Thursday | 63°F | Mostly Sunny | 5 to 10 mph E | 10% |
| Thursday Night | 50°F | Partly Cloudy | 5 mph E | 9% |
| Friday | 66°F | Mostly Sunny | 5 mph NE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Presque Isle Harbor (45.324, -83.490). Updated through the day.
Growing snapshot for Presque Isle Harbor
Last spring frost
May 13
First fall frost
Oct 3
Growing season
141 days
Hardiness zone
6a
More local growing data for Presque Isle Harbor: nearby ZIP 49777 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Alpena 10Nw, Mi (10.1 mi from Presque Isle Harbor). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.