Harman US

Mountain, ND Weather & Growing Conditions

Tonight
54°F
Mostly Cloudy then Patchy Fog
Patchy fog after 1am. Mostly cloudy, with a low around 54. South wind 2 to 7 mph.

7-day forecast

WhenTempForecastWindPrecip
Tonight 54°F Mostly Cloudy then Patchy Fog 2 to 7 mph S 13%
Saturday 68°F Chance Rain Showers then Mostly Cloudy 1 to 14 mph NNW 25%
Saturday Night 47°F Mostly Cloudy 7 to 14 mph NNE 0%
Sunday 66°F Partly Sunny 8 mph NE 0%
Sunday Night 44°F Partly Cloudy 0 to 6 mph E 1%
Monday 68°F Sunny 0 to 9 mph E 1%
Monday Night 44°F Mostly Clear 6 mph SSE 0%
Tuesday 68°F Sunny 6 to 18 mph SSE 0%
Tuesday Night 49°F Partly Cloudy 14 mph SSE 2%
Wednesday 69°F Partly Sunny 12 to 18 mph SSE 8%
Wednesday Night 53°F Partly Cloudy 9 to 15 mph S 13%
Thursday 73°F Mostly Sunny 8 to 13 mph S 13%
Thursday Night 54°F Mostly Clear 7 to 10 mph S 10%
Friday 73°F Mostly Sunny 7 to 15 mph S 9%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Mountain, ND

Last spring frost
May 12
First fall frost
Sep 30
Growing season
139 days
Hardiness zone
4a

Explore more for Mountain, ND: full frost dates · planting calendar · North Dakota frost dates

Climate data from the nearest NOAA station, Cavalier 7Nw, Nd (14.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.