Alexander, ND Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Alexander, a city in Mckenzie County, North Dakota.
Overnight
45°F
Mostly Clear
Mostly clear. Low around 45, with temperatures rising to around 47 overnight. West wind around 9 mph.
7-day forecast for Alexander
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 45°F | Mostly Clear | 9 mph W | 0% |
| Tuesday | 73°F | Sunny | 9 to 18 mph W | 0% |
| Tuesday Night | 50°F | Mostly Clear | 5 to 15 mph W | 1% |
| Wednesday | 83°F | Mostly Sunny | 9 to 17 mph SW | 1% |
| Wednesday Night | 54°F | Mostly Clear | 5 to 17 mph SW | 2% |
| Thursday | 87°F | Sunny | 5 to 12 mph W | 0% |
| Thursday Night | 57°F | Mostly Clear | 8 to 12 mph NE | 0% |
| Friday | 86°F | Sunny | 9 mph NE | 0% |
| Friday Night | 58°F | Mostly Clear | 12 mph NE | 2% |
| Saturday | 88°F | Sunny | 13 mph NE | 2% |
| Saturday Night | 59°F | Mostly Clear | 10 to 14 mph NE | 2% |
| Sunday | 88°F | Mostly Sunny | 10 to 16 mph NE | 7% |
| Sunday Night | 59°F | Slight Chance Showers And Thunderstorms | 12 to 17 mph NE | 21% |
| Monday | 84°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 12 to 15 mph E | 21% |
Forecast source: National Weather Service (api.weather.gov) for Alexander (47.838, -103.643). Updated through the day.
Growing snapshot for Alexander
Last spring frost
May 9
First fall frost
Sep 27
Growing season
139 days
Hardiness zone
4a
More local growing data for Alexander: nearby ZIP 58831 weather · frost dates · planting calendar · North Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Watford City, Nd (17.2 mi from Alexander). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.