Donnelly, MN Weather & Growing Conditions
Tonight
55°F
Slight Chance Drizzle then Cloudy
A slight chance of drizzle before 10pm. Cloudy, with a low around 55. East wind 10 to 15 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 55°F | Slight Chance Drizzle then Cloudy | 10 to 15 mph E | 21% |
| Saturday | 66°F | Cloudy | 10 mph NE | 9% |
| Saturday Night | 53°F | Mostly Cloudy | 5 to 10 mph NE | 2% |
| Sunday | 68°F | Mostly Cloudy | 10 mph ENE | 1% |
| Sunday Night | 48°F | Mostly Cloudy | 10 mph E | 7% |
| Monday | 65°F | Mostly Cloudy | 5 to 10 mph E | 7% |
| Monday Night | 45°F | Partly Cloudy | 5 mph ESE | 2% |
| Tuesday | 66°F | Mostly Sunny | 5 to 10 mph SE | 0% |
| Tuesday Night | 46°F | Mostly Clear | 5 to 10 mph SE | 1% |
| Wednesday | 67°F | Mostly Sunny | 10 to 15 mph SSE | 8% |
| Wednesday Night | 51°F | Mostly Cloudy then Slight Chance Rain Showers | 10 mph SSE | 20% |
| Thursday | 71°F | Slight Chance Rain Showers then Partly Sunny | 10 mph SSE | 20% |
| Thursday Night | 52°F | Partly Cloudy | 5 mph SE | 7% |
| Friday | 72°F | Mostly Sunny | 5 to 10 mph SSE | 8% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Donnelly, MN
Last spring frost
May 4
First fall frost
Oct 1
Growing season
150 days
Hardiness zone
4b
Explore more for Donnelly, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Morris W Cntrl Rsch & Outreach, Mn (10.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.