Rockland, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Rockland, a community in Ontonagon County, Michigan.
Tonight
47°F
Mostly Cloudy
Mostly cloudy, with a low around 47. Southeast wind around 5 mph.
7-day forecast for Rockland
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 47°F | Mostly Cloudy | 5 mph SE | 8% |
| Saturday | 68°F | Mostly Sunny | 0 to 5 mph E | 9% |
| Saturday Night | 46°F | Mostly Cloudy | 0 to 5 mph NE | 3% |
| Sunday | 63°F | Partly Sunny | 5 to 10 mph NE | 3% |
| Sunday Night | 40°F | Mostly Cloudy | 0 to 5 mph E | 0% |
| Monday | 62°F | Partly Sunny | 0 to 5 mph E | 0% |
| Monday Night | 37°F | Partly Cloudy | 0 to 5 mph E | 0% |
| Tuesday | 66°F | Sunny | 0 to 5 mph E | 0% |
| Tuesday Night | 39°F | Mostly Clear | 0 to 5 mph E | 1% |
| Wednesday | 68°F | Sunny | 0 to 5 mph SE | 3% |
| Wednesday Night | 42°F | Partly Cloudy | 0 to 5 mph SE | 3% |
| Thursday | 69°F | Mostly Sunny | 0 to 5 mph SW | 2% |
| Thursday Night | 45°F | Partly Cloudy | 0 mph | 5% |
| Friday | 72°F | Mostly Sunny | 0 to 5 mph W | 5% |
Forecast source: National Weather Service (api.weather.gov) for Rockland (46.739, -89.180). Updated through the day.
Growing snapshot for Rockland
Last spring frost
May 27
First fall frost
Oct 1
Growing season
127 days
Hardiness zone
4b
More local growing data for Rockland: nearby ZIP 49960 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Ontonagon 6 Se, Mi (8.8 mi from Rockland). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.