Coleraine, MN Weather & Growing Conditions
This Afternoon
62°F
Slight Chance Rain Showers
A slight chance of rain showers. Cloudy, with a high near 62. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 62°F | Slight Chance Rain Showers | 10 mph SE | 17% |
| Tonight | 48°F | Chance Rain Showers then Patchy Fog | 5 mph E | 26% |
| Saturday | 67°F | Patchy Fog then Partly Sunny | 5 mph NE | 3% |
| Saturday Night | 48°F | Mostly Cloudy | 5 mph N | 2% |
| Sunday | 62°F | Partly Sunny | 5 to 10 mph NE | 0% |
| Sunday Night | 40°F | Mostly Cloudy | 5 mph E | 0% |
| Monday | 61°F | Mostly Sunny | 5 mph E | 0% |
| Monday Night | 38°F | Mostly Clear | 0 to 5 mph SE | 0% |
| Tuesday | 63°F | Sunny | 5 mph SE | 0% |
| Tuesday Night | 39°F | Mostly Clear | 0 to 5 mph SE | 0% |
| Wednesday | 64°F | Mostly Sunny | 0 to 10 mph SE | 1% |
| Wednesday Night | 43°F | Partly Cloudy | 0 to 5 mph SE | 11% |
| Thursday | 66°F | Partly Sunny | 0 to 5 mph S | 11% |
| Thursday Night | 47°F | Partly Cloudy | 0 to 5 mph S | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Coleraine, MN
Last spring frost
May 17
First fall frost
Sep 24
Growing season
130 days
Hardiness zone
4a
Explore more for Coleraine, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Grand Rpds Forest Lab, Mn (4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.