Brimley, MI Weather & Growing Conditions
Today
82°F
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 5pm. Mostly sunny. High near 82, with temperatures falling to around 79 in the afternoon. South wind 5 to 15 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 to 15 mph S | 36% |
| Tonight | 56°F | Chance Showers And Thunderstorms | 0 to 5 mph N | 54% |
| Wednesday | 78°F | Slight Chance Rain Showers then Mostly Cloudy | 0 to 5 mph NW | 22% |
| Wednesday Night | 52°F | Partly Cloudy | 0 to 5 mph E | 5% |
| Thursday | 82°F | Sunny | 0 to 5 mph S | 3% |
| Thursday Night | 59°F | Mostly Clear | 5 mph S | 3% |
| Friday | 84°F | Sunny | 5 to 10 mph SW | 6% |
| Friday Night | 62°F | Slight Chance Rain Showers | 5 to 10 mph SW | 20% |
| Saturday | 82°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 33% |
| Saturday Night | 58°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 37% |
| Sunday | 80°F | Chance Showers And Thunderstorms | 0 to 10 mph W | 43% |
| Sunday Night | 55°F | Chance Showers And Thunderstorms | 0 to 5 mph W | 43% |
| Monday | 78°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph NW | 16% |
| Monday Night | 54°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph NW | 23% |
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 Aug 4, 2026.