Dahlen, ND Weather & Growing Conditions
Today
66°F
Patchy Fog then Slight Chance Rain Showers
Patchy fog before 10am, then a slight chance of rain showers between 2pm and 3pm. Mostly cloudy. High near 66, with temperatures falling to around 64 in the afternoon. North wind 2 to 18 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 66°F | Patchy Fog then Slight Chance Rain Showers | 2 to 18 mph N | 17% |
| Tonight | 45°F | Mostly Cloudy | 12 to 17 mph NNE | 1% |
| Sunday | 63°F | Mostly Cloudy | 12 mph NE | 1% |
| Sunday Night | 41°F | Partly Cloudy | 2 to 8 mph ENE | 0% |
| Monday | 66°F | Sunny | 2 to 10 mph ESE | 0% |
| Monday Night | 42°F | Mostly Clear | 9 mph SSE | 0% |
| Tuesday | 67°F | Sunny | 9 to 22 mph SSE | 0% |
| Tuesday Night | 47°F | Mostly Clear | 17 mph SSE | 2% |
| Wednesday | 68°F | Mostly Sunny | 17 to 23 mph SSE | 9% |
| Wednesday Night | 51°F | Partly Cloudy | 12 to 17 mph SSE | 14% |
| Thursday | 71°F | Mostly Sunny | 10 to 17 mph SSE | 12% |
| Thursday Night | 53°F | Partly Cloudy | 13 mph S | 11% |
| Friday | 72°F | Mostly Sunny | 13 to 21 mph S | 9% |
| Friday Night | 54°F | Mostly Cloudy then Slight Chance Rain Showers | 18 mph S | 16% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Dahlen, ND
Last spring frost
May 11
First fall frost
Sep 28
Growing season
138 days
Hardiness zone
4a
Explore more for Dahlen, ND: full frost dates · planting calendar · North Dakota frost dates
Climate data from the nearest NOAA station, Petersburg 2 N, Nd (9.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.