Brimley, MI Weather & Growing Conditions
Tonight
45°F
Rain Showers
Rain showers. Cloudy. Low around 45, with temperatures rising to around 49 overnight. South wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 45°F | Rain Showers | 5 mph S | 92% |
| Thursday | 53°F | Rain Showers | 5 to 15 mph W | 98% |
| Thursday Night | 29°F | Rain Showers | 10 to 15 mph N | 98% |
| Friday | 42°F | Rain And Snow Showers Likely | 10 to 15 mph N | 62% |
| Friday Night | 26°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph N | 20% |
| Saturday | 46°F | Sunny | 5 mph NW | 0% |
| Saturday Night | 28°F | Mostly Clear | 0 to 5 mph W | 1% |
| Sunday | 50°F | Slight Chance Rain Showers | 5 to 10 mph W | 22% |
| Sunday Night | 32°F | Slight Chance Rain Showers then Partly Cloudy | 5 to 10 mph NW | 22% |
| Monday | 52°F | Partly Sunny | 5 to 10 mph W | 2% |
| Monday Night | 36°F | Slight Chance Rain Showers | 5 mph W | 15% |
| Tuesday | 51°F | Partly Sunny | 5 to 10 mph NW | 7% |
| Tuesday Night | 30°F | Mostly Cloudy | 0 to 5 mph NW | 11% |
| Veterans Day | 49°F | Partly Sunny | 5 mph NW | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Brimley, MI
Last spring frost
May 21
First fall frost
Oct 1
Growing season
131 days
Hardiness zone
5a
Explore more for Brimley, MI: full frost dates · planting calendar · Michigan frost dates
Climate data from the nearest NOAA station, Trout Lake 1Sw, Mi (14.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.