Arnegard, ND Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Arnegard, a city in Mckenzie County, North Dakota.
Today
72°F
Sunny
Sunny, with a high near 72. West wind 8 to 18 mph, with gusts as high as 29 mph.
7-day forecast for Arnegard
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Sunny | 8 to 18 mph W | 0% |
| Tonight | 50°F | Mostly Clear | 3 to 15 mph W | 1% |
| Wednesday | 82°F | Mostly Sunny | 9 to 17 mph W | 1% |
| Wednesday Night | 54°F | Mostly Clear | 5 to 16 mph SW | 2% |
| Thursday | 86°F | Sunny | 6 to 12 mph W | 0% |
| Thursday Night | 56°F | Mostly Clear | 10 mph NE | 0% |
| Friday | 85°F | Sunny | 7 to 10 mph NE | 0% |
| Friday Night | 57°F | Mostly Clear | 10 mph NE | 2% |
| Saturday | 88°F | Mostly Sunny | 9 to 13 mph NE | 2% |
| Saturday Night | 58°F | Mostly Clear | 10 to 14 mph NE | 2% |
| Sunday | 86°F | Mostly Sunny | 10 to 16 mph NE | 7% |
| Sunday Night | 59°F | Slight Chance Showers And Thunderstorms | 13 to 16 mph NE | 22% |
| Monday | 83°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 12 to 15 mph E | 22% |
| Monday Night | 58°F | Chance Showers And Thunderstorms | 15 mph E | 26% |
Forecast source: National Weather Service (api.weather.gov) for Arnegard (47.807, -103.443). Updated through the day.
Growing snapshot for Arnegard
Last spring frost
May 9
First fall frost
Sep 27
Growing season
139 days
Hardiness zone
4a
More local growing data for Arnegard: nearby ZIP 58835 weather · frost dates · planting calendar · North Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Watford City, Nd (8.8 mi from Arnegard). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.