Knox, ND Weather & Growing Conditions
Overnight
27°F
Areas Of Fog
Areas of fog. Mostly cloudy. Low around 27, with temperatures rising to around 32 overnight. Northwest wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 27°F | Areas Of Fog | 6 mph NW | 0% |
| Wednesday | 50°F | Areas Of Fog then Mostly Sunny | 5 to 12 mph NNW | 0% |
| Wednesday Night | 27°F | Partly Cloudy | 10 mph N | 0% |
| Thursday | 39°F | Partly Sunny | 5 to 10 mph ENE | 0% |
| Thursday Night | 23°F | Partly Cloudy | 5 to 8 mph SE | 0% |
| Friday | 48°F | Mostly Sunny | 8 to 12 mph SSW | 0% |
| Friday Night | 30°F | Partly Cloudy | 8 mph SSW | 0% |
| Saturday | 53°F | Mostly Sunny | 9 to 20 mph WSW | 2% |
| Saturday Night | 30°F | Partly Cloudy | 6 to 14 mph W | 0% |
| Sunday | 53°F | Sunny | 6 to 10 mph SW | 0% |
| Sunday Night | 36°F | Partly Cloudy | 12 mph SW | 0% |
| Monday | 53°F | Mostly Sunny | 13 to 21 mph WNW | 1% |
| Monday Night | 30°F | Partly Cloudy | 5 to 10 mph WNW | 0% |
| Tuesday | 50°F | Mostly Sunny | 5 to 9 mph WSW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Knox, ND
Last spring frost
May 11
First fall frost
Sep 28
Growing season
138 days
Hardiness zone
4a
Explore more for Knox, ND: full frost dates · planting calendar · North Dakota frost dates
Climate data from the nearest NOAA station, Esmond 9 Nnw, Nd (10.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.