Harman US

Stanley, ND Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Stanley, a city in Mountrail County, North Dakota.

Tonight
57°F
Slight Chance Rain Showers
A slight chance of rain showers before 1am, then patchy fog and a slight chance of rain showers between 1am and 2am, then a chance of rain showers and patchy fog between 2am and 3am, then patchy fog and a slight chance of rain showers. Mostly cloudy, with a low around 57. East wind 0 to 8 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast for Stanley

WhenTempForecastWindPrecip
Tonight 57°F Slight Chance Rain Showers 0 to 8 mph E 25%
Saturday 64°F Patchy Fog 2 to 15 mph NE 18%
Saturday Night 47°F Mostly Cloudy then Slight Chance Rain Showers 14 mph E 18%
Sunday 61°F Slight Chance Rain Showers 12 mph E 21%
Sunday Night 44°F Slight Chance Rain Showers then Mostly Cloudy 5 to 9 mph SE 17%
Monday 67°F Mostly Sunny 5 to 13 mph SE 2%
Monday Night 47°F Mostly Clear 12 mph SE 2%
Tuesday 69°F Mostly Sunny 12 to 20 mph S 2%
Tuesday Night 51°F Partly Cloudy 13 to 16 mph SE 5%
Wednesday 73°F Mostly Sunny 14 mph S 6%
Wednesday Night 52°F Mostly Clear 6 to 10 mph S 11%
Thursday 75°F Sunny 6 to 10 mph S 5%
Thursday Night 54°F Mostly Clear 9 mph SE 5%
Friday 74°F Mostly Sunny 9 to 16 mph SE 6%

Forecast source: National Weather Service (api.weather.gov) for Stanley (48.314, -102.397). Updated through the day.

Growing snapshot for Stanley

Last spring frost
May 17
First fall frost
Sep 23
Growing season
127 days
Hardiness zone
4a

More local growing data for Stanley: nearby ZIP 58784 weather · frost dates · planting calendar · North Dakota frost dates

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Climate data from the nearest NOAA station, Stanley 3 Nnw, Nd (0.6 mi from Stanley). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.