Gwinner, ND Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Gwinner, a city in Sargent County, North Dakota.
Overnight
50°F
Clear
Clear. Low around 50, with temperatures rising to around 52 overnight. West northwest wind around 10 mph.
7-day forecast for Gwinner
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 50°F | Clear | 10 mph WNW | 0% |
| Tuesday | 74°F | Sunny | 10 to 14 mph WNW | 0% |
| Tuesday Night | 51°F | Mostly Clear | 5 to 10 mph WSW | 0% |
| Wednesday | 80°F | Sunny | 9 to 13 mph SW | 0% |
| Wednesday Night | 59°F | Partly Cloudy | 7 to 18 mph SW | 2% |
| Thursday | 84°F | Sunny | 13 to 18 mph SW | 2% |
| Thursday Night | 61°F | Mostly Clear | 8 to 13 mph SSW | 4% |
| Friday | 85°F | Sunny | 14 mph WNW | 4% |
| Friday Night | 58°F | Mostly Clear | 6 to 14 mph ENE | 7% |
| Saturday | 83°F | Mostly Sunny | 6 to 14 mph E | 10% |
| Saturday Night | 59°F | Mostly Clear | 10 to 15 mph NE | 14% |
| Sunday | 82°F | Mostly Sunny | 9 to 13 mph NE | 13% |
| Sunday Night | 60°F | Partly Cloudy then Chance Rain Showers | 13 mph ENE | 25% |
| Monday | 80°F | Chance Rain Showers then Partly Sunny | 10 to 15 mph NE | 25% |
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 Aug 4, 2026.