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.

This Afternoon
65°F
Patchy Drizzle
Patchy drizzle. Mostly cloudy. High near 65, with temperatures falling to around 59 in the afternoon. Northeast wind around 6 mph.

7-day forecast for Stanley

WhenTempForecastWindPrecip
This Afternoon 65°F Patchy Drizzle 6 mph NE 10%
Tonight 50°F Mostly Cloudy 5 to 13 mph E 5%
Sunday 63°F Cloudy 12 mph E 10%
Sunday Night 44°F Mostly Cloudy 3 to 8 mph SE 3%
Monday 68°F Sunny 3 to 12 mph S 0%
Monday Night 45°F Mostly Clear 10 mph S 0%
Tuesday 68°F Mostly Sunny 10 to 21 mph S 1%
Tuesday Night 50°F Partly Cloudy 14 to 18 mph S 1%
Wednesday 72°F Mostly Sunny 14 to 17 mph SE 14%
Wednesday Night 52°F Slight Chance Rain Showers 7 to 14 mph SE 23%
Thursday 76°F Mostly Sunny 7 to 10 mph S 11%
Thursday Night 54°F Mostly Clear 8 mph S 4%
Friday 77°F Mostly Sunny 9 to 20 mph S 5%
Friday Night 54°F Partly Cloudy then Slight Chance Rain Showers 18 mph SE 16%

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 20, 2026.