Petoskey, MI Weather & Growing Conditions
Overnight
65°F
Mostly Cloudy
Mostly cloudy. Low around 65, with temperatures rising to around 68 overnight. South wind around 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 65°F | Mostly Cloudy | 10 mph S | 9% |
| Wednesday | 68°F | Rain Showers | 10 mph S | 81% |
| Wednesday Night | 47°F | Rain Showers | 10 mph SW | 85% |
| Thursday | 51°F | Rain Showers | 10 mph W | 99% |
| Thursday Night | 33°F | Rain Showers | 10 to 15 mph NW | 94% |
| Friday | 43°F | Rain Showers Likely | 10 to 15 mph N | 65% |
| Friday Night | 30°F | Chance Rain Showers then Mostly Cloudy | 5 to 10 mph N | 45% |
| Saturday | 45°F | Mostly Sunny | 5 to 10 mph NW | 1% |
| Saturday Night | 32°F | Partly Cloudy | 5 mph W | 6% |
| Sunday | 49°F | Slight Chance Rain Showers | 5 to 15 mph W | 24% |
| Sunday Night | 35°F | Slight Chance Rain Showers then Partly Cloudy | 5 to 10 mph W | 24% |
| Monday | 52°F | Mostly Sunny | 5 to 10 mph W | 6% |
| Monday Night | 39°F | Mostly Cloudy | 10 mph W | 10% |
| Tuesday | 51°F | Mostly Sunny | 10 to 15 mph NW | 12% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Petoskey, MI
Last spring frost
May 16
First fall frost
Oct 9
Growing season
147 days
Hardiness zone
5b
Explore more for Petoskey, MI: full frost dates · planting calendar · Michigan frost dates
Climate data from the nearest NOAA station, Petoskey Ncmc, Mi (3.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.