Arnegard, ND Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Arnegard, a city in Mckenzie County, North Dakota.
This Afternoon
77°F
Mostly Sunny
Mostly sunny, with a high near 77. Southeast wind around 7 mph.
7-day forecast for Arnegard
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 77°F | Mostly Sunny | 7 mph SE | 5% |
| Tonight | 56°F | Slight Chance Showers And Thunderstorms | 5 to 9 mph E | 18% |
| Saturday | 65°F | Patchy Fog then Chance Rain Showers | 6 to 15 mph NE | 36% |
| Saturday Night | 52°F | Chance Rain Showers | 16 mph E | 41% |
| Sunday | 61°F | Rain Showers Likely | 15 mph E | 58% |
| Sunday Night | 49°F | Chance Rain Showers then Mostly Cloudy | 8 to 14 mph SE | 46% |
| Monday | 68°F | Mostly Sunny | 8 to 16 mph SE | 3% |
| Monday Night | 51°F | Partly Cloudy | 16 mph SE | 3% |
| Tuesday | 73°F | Mostly Sunny | 15 to 20 mph SE | 0% |
| Tuesday Night | 54°F | Partly Cloudy | 10 to 17 mph SE | 4% |
| Wednesday | 77°F | Mostly Sunny | 13 mph S | 6% |
| Wednesday Night | 54°F | Mostly Clear | 9 mph SE | 11% |
| Thursday | 79°F | Sunny | 7 to 10 mph SE | 3% |
| Thursday Night | 55°F | Mostly Clear | 12 mph SE | 5% |
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 Sep 19, 2026.