Ross, ND Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Ross, a city in Mountrail County, North Dakota.
Tonight
57°F
Slight Chance Rain Showers
A slight chance of rain showers before 1am, then a chance of rain showers and patchy fog between 1am and 3am, then patchy fog and a slight chance of rain showers. Mostly cloudy, with a low around 57. East wind 2 to 9 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Ross
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 57°F | Slight Chance Rain Showers | 2 to 9 mph E | 26% |
| Saturday | 63°F | Patchy Fog | 5 to 16 mph NE | 17% |
| Saturday Night | 47°F | Mostly Cloudy then Slight Chance Rain Showers | 15 mph E | 20% |
| Sunday | 61°F | Slight Chance Rain Showers | 13 mph E | 23% |
| Sunday Night | 45°F | Slight Chance Rain Showers then Mostly Cloudy | 6 to 10 mph SE | 16% |
| Monday | 66°F | Mostly Sunny | 6 to 14 mph SE | 2% |
| Monday Night | 48°F | Mostly Clear | 14 mph SE | 2% |
| Tuesday | 68°F | Mostly Sunny | 14 to 22 mph SE | 2% |
| Tuesday Night | 52°F | Partly Cloudy | 14 to 17 mph SE | 5% |
| Wednesday | 73°F | Mostly Sunny | 13 to 16 mph S | 6% |
| Wednesday Night | 52°F | Mostly Clear | 7 to 12 mph S | 11% |
| Thursday | 76°F | Sunny | 7 to 12 mph SE | 5% |
| Thursday Night | 54°F | Mostly Clear | 10 mph SE | 5% |
| Friday | 74°F | Mostly Sunny | 10 to 18 mph SE | 6% |
Forecast source: National Weather Service (api.weather.gov) for Ross (48.313, -102.544). Updated through the day.
Growing snapshot for Ross
Last spring frost
May 17
First fall frost
Sep 23
Growing season
127 days
Hardiness zone
4a
More local growing data for Ross: nearby ZIP 58776 weather · frost dates · planting calendar · North Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Stanley 3 Nnw, Nd (12.3 mi from Ross). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.