Gwinner, ND Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Gwinner, a city in Sargent County, North Dakota.
This Afternoon
63°F
Slight Chance Rain Showers
A slight chance of rain showers before 5pm. Cloudy, with a high near 63. East wind around 18 mph, with gusts as high as 30 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Gwinner
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 63°F | Slight Chance Rain Showers | 18 mph E | 18% |
| Tonight | 52°F | Slight Chance Rain Showers then Patchy Fog | 8 to 15 mph ENE | 17% |
| Saturday | 68°F | Patchy Fog then Mostly Cloudy | 9 to 13 mph NE | 5% |
| Saturday Night | 52°F | Mostly Cloudy | 12 mph NE | 3% |
| Sunday | 67°F | Cloudy | 10 to 14 mph ENE | 2% |
| Sunday Night | 48°F | Cloudy | 6 to 9 mph E | 8% |
| Monday | 66°F | Partly Sunny | 6 to 10 mph E | 8% |
| Monday Night | 45°F | Partly Cloudy | 8 mph SE | 1% |
| Tuesday | 68°F | Mostly Sunny | 6 to 15 mph SE | 1% |
| Tuesday Night | 48°F | Partly Cloudy | 10 to 14 mph SE | 6% |
| Wednesday | 71°F | Partly Sunny | 10 to 16 mph SSE | 11% |
| Wednesday Night | 51°F | Slight Chance Rain Showers | 8 to 14 mph SSE | 22% |
| Thursday | 73°F | Slight Chance Rain Showers then Partly Sunny | 7 to 10 mph SSE | 22% |
| Thursday Night | 53°F | Partly Cloudy | 8 mph SSE | 10% |
Forecast source: National Weather Service (api.weather.gov) for Gwinner (46.231, -97.656). Updated through the day.
Growing snapshot for Gwinner
Last spring frost
May 7
First fall frost
Oct 1
Growing season
146 days
Hardiness zone
4a
More local growing data for Gwinner: nearby ZIP 58040 weather · frost dates · planting calendar · North Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Forman 5 Sse, Nd (11.6 mi from Gwinner). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.