Petoskey, MI Weather & Growing Conditions
This Afternoon
66°F
Partly Sunny
Partly sunny. High near 66, with temperatures falling to around 64 in the afternoon. East wind around 5 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 66°F | Partly Sunny | 5 mph E | 17% |
| Tonight | 47°F | Chance Rain Showers | 5 mph E | 25% |
| Sunday | 66°F | Slight Chance Rain Showers then Partly Sunny | 5 to 10 mph NE | 17% |
| Sunday Night | 45°F | Partly Cloudy | 10 mph NE | 0% |
| Monday | 58°F | Partly Sunny | 10 mph NE | 0% |
| Monday Night | 39°F | Partly Cloudy | 5 to 10 mph E | 0% |
| Tuesday | 61°F | Mostly Sunny | 5 to 15 mph E | 0% |
| Tuesday Night | 43°F | Mostly Clear | 5 to 15 mph E | 2% |
| Wednesday | 64°F | Mostly Sunny | 5 to 10 mph E | 8% |
| Wednesday Night | 45°F | Partly Cloudy | 5 to 10 mph E | 8% |
| Thursday | 66°F | Mostly Sunny | 5 to 10 mph E | 5% |
| Thursday Night | 45°F | Partly Cloudy | 0 to 10 mph E | 2% |
| Friday | 69°F | Mostly Sunny | 0 to 10 mph NE | 2% |
| Friday Night | 46°F | Mostly Clear | 0 to 5 mph E | 2% |
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 Sep 19, 2026.