Harman US

Porcupine, ND Weather & Growing Conditions

Today
64°F
Patchy Fog then Slight Chance Rain Showers
Patchy fog before noon, then a slight chance of rain showers. Cloudy, with a high near 64. Northeast wind 6 to 12 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

7-day forecast

WhenTempForecastWindPrecip
Today 64°F Patchy Fog then Slight Chance Rain Showers 6 to 12 mph NE 17%
Tonight 51°F Chance Rain Showers 13 mph NE 50%
Sunday 61°F Chance Rain Showers 13 mph E 46%
Sunday Night 49°F Chance Rain Showers 5 to 9 mph E 28%
Monday 67°F Partly Sunny 5 to 12 mph SE 5%
Monday Night 48°F Partly Cloudy 12 mph SE 2%
Tuesday 68°F Mostly Sunny 13 to 22 mph SE 3%
Tuesday Night 52°F Mostly Cloudy 16 to 20 mph SE 7%
Wednesday 73°F Partly Sunny 16 to 21 mph SE 9%
Wednesday Night 54°F Slight Chance Rain Showers then Partly Cloudy 6 to 15 mph SE 17%
Thursday 76°F Mostly Sunny 6 to 10 mph SE 12%
Thursday Night 55°F Partly Cloudy 10 mph SE 7%
Friday 76°F Partly Sunny 10 to 18 mph SE 5%
Friday Night 56°F Mostly Cloudy then Slight Chance Rain Showers 20 mph SE 17%

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

Growing snapshot for Porcupine, ND

Last spring frost
May 13
First fall frost
Sep 27
Growing season
135 days
Hardiness zone
4a

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

Climate data from the nearest NOAA station, Flasher, Nd (13.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.