Nielsville, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Nielsville, a city in Polk County, Minnesota.
Today
46°F
Slight Chance Light Rain then Cloudy
A slight chance of rain before 9am. Cloudy, with a high near 46. North wind around 20 mph, with gusts as high as 31 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Nielsville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 46°F | Slight Chance Light Rain then Cloudy | 20 mph N | 16% |
| Tonight | 31°F | Mostly Cloudy | 18 mph N | 1% |
| Thursday | 40°F | Mostly Cloudy | 8 to 17 mph N | 0% |
| Thursday Night | 19°F | Partly Cloudy | 1 to 6 mph E | 0% |
| Friday | 42°F | Mostly Sunny | 3 to 13 mph S | 0% |
| Friday Night | 25°F | Partly Cloudy | 10 mph S | 0% |
| Saturday | 52°F | Mostly Sunny | 10 to 15 mph SW | 4% |
| Saturday Night | 31°F | Partly Cloudy | 7 to 13 mph W | 1% |
| Sunday | 52°F | Sunny | 7 to 10 mph SW | 0% |
| Sunday Night | 33°F | Partly Cloudy | 9 mph SSW | 0% |
| Monday | 57°F | Mostly Sunny | 9 to 17 mph W | 1% |
| Monday Night | 31°F | Mostly Clear | 5 to 12 mph WNW | 0% |
| Tuesday | 50°F | Mostly Sunny | 5 to 8 mph W | 1% |
| Tuesday Night | 30°F | Partly Cloudy | 5 mph S | 1% |
Forecast source: National Weather Service (api.weather.gov) for Nielsville (47.529, -96.816). Updated through the day.
Growing snapshot for Nielsville
Last spring frost
May 2
First fall frost
Oct 9
Growing season
158 days
Hardiness zone
4a
More local growing data for Nielsville: nearby ZIP 56568 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Hillsboro 3 N, Nd (14.8 mi from Nielsville). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.