Grenora, ND Weather & Growing Conditions
Overnight
55°F
Patchy Drizzle
Patchy drizzle and patchy fog before 4am, then patchy fog and a slight chance of drizzle. Cloudy. Low around 55, with temperatures rising to around 57 overnight. Northeast wind 5 to 9 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 55°F | Patchy Drizzle | 5 to 9 mph NE | 22% |
| Saturday | 65°F | Patchy Fog then Mostly Cloudy | 13 to 18 mph NE | 11% |
| Saturday Night | 48°F | Mostly Cloudy | 12 to 17 mph E | 12% |
| Sunday | 62°F | Mostly Cloudy | 15 mph SE | 13% |
| Sunday Night | 46°F | Partly Cloudy | 7 to 12 mph SE | 1% |
| Monday | 69°F | Mostly Sunny | 7 to 18 mph SE | 1% |
| Monday Night | 50°F | Mostly Clear | 16 mph SE | 1% |
| Tuesday | 73°F | Mostly Sunny | 15 to 24 mph SE | 1% |
| Tuesday Night | 53°F | Mostly Clear | 14 to 20 mph SE | 1% |
| Wednesday | 77°F | Mostly Sunny | 15 mph SE | 4% |
| Wednesday Night | 54°F | Mostly Clear then Slight Chance Rain Showers | 12 mph SE | 15% |
| Thursday | 79°F | Slight Chance Rain Showers then Mostly Sunny | 8 to 15 mph SE | 15% |
| Thursday Night | 55°F | Mostly Clear | 13 mph SE | 4% |
| Friday | 78°F | Mostly Sunny | 12 to 22 mph SE | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Grenora, ND
Last spring frost
May 19
First fall frost
Sep 17
Growing season
121 days
Hardiness zone
4a
Explore more for Grenora, ND: full frost dates · planting calendar · North Dakota frost dates
Climate data from the nearest NOAA station, Fortuna 1 W, Nd (21.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.