Green Isle, MN Weather & Growing Conditions
Tonight
56°F
Patchy Fog
Patchy fog and showers and thunderstorms likely before 1am, then a chance of drizzle and patchy fog. Cloudy, with a low around 56. East wind 10 to 15 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 56°F | Patchy Fog | 10 to 15 mph E | 39% |
| Saturday | 64°F | Slight Chance Drizzle then Cloudy | 10 mph NE | 24% |
| Saturday Night | 53°F | Slight Chance Drizzle then Mostly Cloudy | 5 to 10 mph NNE | 15% |
| Sunday | 67°F | Partly Sunny | 10 mph NE | 3% |
| Sunday Night | 49°F | Mostly Cloudy | 5 to 10 mph ENE | 9% |
| Monday | 62°F | Slight Chance Rain Showers | 5 to 10 mph ENE | 24% |
| Monday Night | 45°F | Slight Chance Rain Showers then Mostly Cloudy | 5 mph ENE | 24% |
| Tuesday | 63°F | Mostly Sunny | 5 mph E | 4% |
| Tuesday Night | 44°F | Mostly Clear | 0 to 5 mph ESE | 1% |
| Wednesday | 65°F | Sunny | 0 to 5 mph SE | 1% |
| Wednesday Night | 48°F | Partly Cloudy then Slight Chance Rain Showers | 0 to 5 mph SSE | 15% |
| Thursday | 69°F | Slight Chance Rain Showers then Mostly Sunny | 0 to 5 mph SSE | 15% |
| Thursday Night | 51°F | Partly Cloudy | 0 mph | 6% |
| Friday | 70°F | Mostly Sunny | 0 to 5 mph SE | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Green Isle, MN
Last spring frost
Apr 24
First fall frost
Oct 15
Growing season
170 days
Hardiness zone
4b
Explore more for Green Isle, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Gaylord, Mn (13.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.