Atlantic Mine, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Atlantic Mine, a community in Houghton County, Michigan.
This Afternoon
62°F
Mostly Cloudy
Mostly cloudy, with a high near 62. East wind around 15 mph, with gusts as high as 25 mph.
7-day forecast for Atlantic Mine
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 62°F | Mostly Cloudy | 15 mph E | 0% |
| Tonight | 46°F | Mostly Cloudy | 5 to 15 mph SE | 6% |
| Saturday | 66°F | Mostly Sunny | 5 mph E | 2% |
| Saturday Night | 49°F | Mostly Cloudy | 0 to 5 mph NE | 4% |
| Sunday | 61°F | Partly Sunny | 10 to 15 mph NE | 4% |
| Sunday Night | 45°F | Mostly Cloudy | 5 to 10 mph NE | 0% |
| Monday | 59°F | Partly Sunny | 10 to 15 mph E | 0% |
| Monday Night | 42°F | Partly Cloudy | 0 to 15 mph E | 0% |
| Tuesday | 61°F | Sunny | 0 to 15 mph E | 0% |
| Tuesday Night | 43°F | Mostly Clear | 0 to 10 mph SE | 0% |
| Wednesday | 65°F | Sunny | 0 to 10 mph SE | 3% |
| Wednesday Night | 46°F | Partly Cloudy | 5 to 10 mph SE | 3% |
| Thursday | 67°F | Mostly Sunny | 5 mph SW | 2% |
| Thursday Night | 48°F | Partly Cloudy | 5 mph S | 6% |
Forecast source: National Weather Service (api.weather.gov) for Atlantic Mine (47.104, -88.628). Updated through the day.
Growing snapshot for Atlantic Mine
Last spring frost
May 17
First fall frost
Oct 1
Growing season
138 days
Hardiness zone
5b
More local growing data for Atlantic Mine: nearby ZIP 49921 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Calumet
Chassell
Dodgeville
Dollar Bay
Fulton
Hancock
Houghton
Hubbell
Hurontown
Lake Linden
Laurium
Mohawk
Painesdale
Pelkie
South Range
Trimountain
Climate data from the nearest NOAA station, Hancock Houghton Co Ap, Mi (6.9 mi from Atlantic Mine). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.