Hancock, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hancock, a city in Houghton County, Michigan.
Tonight
48°F
Mostly Cloudy then Slight Chance Rain Showers
Patchy fog between midnight and 2am, then a slight chance of rain showers between 4am and 5am. Mostly cloudy. Low around 48, with temperatures rising to around 52 overnight. North wind 0 to 5 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
7-day forecast for Hancock
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 48°F | Mostly Cloudy then Slight Chance Rain Showers | 0 to 5 mph N | 17% |
| Sunday | 59°F | Partly Sunny | 10 to 15 mph NE | 5% |
| Sunday Night | 43°F | Mostly Cloudy | 5 to 10 mph NE | 0% |
| Monday | 60°F | Mostly Cloudy | 5 to 10 mph E | 0% |
| Monday Night | 41°F | Partly Cloudy | 0 to 10 mph E | 0% |
| Tuesday | 62°F | Sunny | 0 to 15 mph E | 0% |
| Tuesday Night | 43°F | Mostly Clear | 0 to 10 mph SE | 0% |
| Wednesday | 64°F | Sunny | 0 to 15 mph SE | 0% |
| Wednesday Night | 44°F | Mostly Clear | 0 to 10 mph SE | 0% |
| Thursday | 67°F | Sunny | 0 to 10 mph SE | 2% |
| Thursday Night | 48°F | Partly Cloudy | 0 to 10 mph SE | 3% |
| Friday | 70°F | Mostly Sunny | 0 to 5 mph W | 3% |
| Friday Night | 50°F | Partly Cloudy | 0 to 5 mph SE | 1% |
| Saturday | 71°F | Mostly Sunny | 5 mph SW | 4% |
Forecast source: National Weather Service (api.weather.gov) for Hancock (47.137, -88.598). Updated through the day.
Growing snapshot for Hancock
Last spring frost
May 17
First fall frost
Oct 1
Growing season
138 days
Hardiness zone
5b
More local growing data for Hancock: nearby ZIP 49921 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Atlantic Mine
Calumet
Chassell
Dodgeville
Dollar Bay
Fulton
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 Hancock). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.