Brimley, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Brimley, a community in Chippewa County, Michigan.
Today
80°F
Mostly Sunny then Slight Chance Rain Showers
A slight chance of rain showers after 5pm. Mostly sunny. High near 80, with temperatures falling to around 77 in the afternoon. Southwest wind around 15 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Brimley
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 80°F | Mostly Sunny then Slight Chance Rain Showers | 15 mph SW | 22% |
| Tonight | 59°F | Showers And Thunderstorms Likely | 0 to 10 mph NW | 62% |
| Wednesday | 73°F | Chance Rain Showers then Partly Sunny | 0 to 10 mph NW | 41% |
| Wednesday Night | 55°F | Mostly Cloudy | 0 to 10 mph NW | 5% |
| Thursday | 78°F | Mostly Sunny | 0 to 5 mph SE | 4% |
| Thursday Night | 60°F | Mostly Clear | 5 mph S | 3% |
| Friday | 81°F | Sunny | 5 to 10 mph SW | 2% |
| Friday Night | 63°F | Mostly Clear then Slight Chance Rain Showers | 5 to 10 mph SW | 19% |
| Saturday | 78°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 5 to 10 mph SW | 32% |
| Saturday Night | 60°F | Chance Showers And Thunderstorms | 0 to 10 mph SW | 38% |
| Sunday | 76°F | Chance Showers And Thunderstorms | 5 to 10 mph W | 40% |
| Sunday Night | 58°F | Chance Showers And Thunderstorms | 5 to 10 mph W | 39% |
| Monday | 74°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 to 10 mph NW | 15% |
| Monday Night | 57°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph NW | 22% |
Forecast source: National Weather Service (api.weather.gov) for Brimley (46.407, -84.583). Updated through the day.
Growing snapshot for Brimley
Last spring frost
May 24
First fall frost
Oct 1
Growing season
127 days
Hardiness zone
4b
More local growing data for Brimley: nearby ZIP 49715 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Rudyard 4N, Mi (9.1 mi from Brimley). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.