Rockland, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Rockland, a community in Ontonagon County, Michigan.
Tonight
56°F
Rain Showers
Rain showers before 2am, then rain showers and patchy fog. Cloudy, with a low around 56. East wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Rockland
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 56°F | Rain Showers | 5 mph E | 90% |
| Wednesday | 64°F | Rain Showers | 5 mph SE | 93% |
| Wednesday Night | 45°F | Rain Showers | 5 mph W | 96% |
| Thursday | 46°F | Rain Showers | 5 to 10 mph N | 98% |
| Thursday Night | 32°F | Rain Showers | 5 to 15 mph NE | 86% |
| Friday | 42°F | Partly Sunny | 5 mph N | 3% |
| Friday Night | 27°F | Partly Cloudy | 0 to 5 mph N | 3% |
| Saturday | 48°F | Mostly Sunny | 0 to 5 mph SW | 1% |
| Saturday Night | 33°F | Partly Cloudy then Slight Chance Rain Showers | 0 to 5 mph SW | 16% |
| Sunday | 50°F | Slight Chance Rain Showers | 5 to 10 mph W | 16% |
| Sunday Night | 35°F | Slight Chance Rain Showers then Partly Cloudy | 5 mph W | 15% |
| Monday | 54°F | Partly Sunny | 5 to 10 mph SW | 3% |
| Monday Night | 37°F | Partly Cloudy | 5 to 10 mph W | 3% |
| Tuesday | 49°F | Mostly Sunny | 5 to 10 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 Nov 4, 2026.