Brimley, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Brimley, a community in Chippewa County, Michigan.
This Afternoon
63°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Cloudy. High near 63, with temperatures falling to around 61 in the afternoon. South wind around 10 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Brimley
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 63°F | Chance Showers And Thunderstorms | 10 mph S | 52% |
| Tonight | 57°F | Showers And Thunderstorms Likely | 5 to 10 mph S | 74% |
| Wednesday | 64°F | Rain Showers | 5 to 10 mph SE | 87% |
| Wednesday Night | 50°F | Rain Showers Likely | 5 to 10 mph S | 74% |
| Thursday | 53°F | Rain Showers | 5 to 10 mph W | 99% |
| Thursday Night | 36°F | Rain Showers | 10 to 15 mph N | 99% |
| Friday | 43°F | Chance Rain Showers | 10 mph N | 25% |
| Friday Night | 32°F | Chance Rain Showers then Partly Cloudy | 5 to 10 mph N | 25% |
| Saturday | 45°F | Mostly Sunny | 5 mph NW | 5% |
| Saturday Night | 34°F | Partly Cloudy | 5 mph W | 6% |
| Sunday | 49°F | Partly Sunny then Slight Chance Rain Showers | 5 to 10 mph W | 23% |
| Sunday Night | 38°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NW | 23% |
| Monday | 50°F | Partly Sunny | 5 to 15 mph W | 8% |
| Monday Night | 39°F | Mostly Cloudy | 10 mph W | 10% |
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 Nov 4, 2026.