Dahlen, ND Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Dahlen, a community in Nelson County, North Dakota.
Tonight
52°F
Mostly Cloudy then Patchy Fog
Patchy fog after 1am. Mostly cloudy, with a low around 52. South wind 3 to 9 mph.
7-day forecast for Dahlen
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 52°F | Mostly Cloudy then Patchy Fog | 3 to 9 mph S | 3% |
| Saturday | 67°F | Patchy Fog then Mostly Cloudy | 2 to 17 mph NNW | 14% |
| Saturday Night | 47°F | Mostly Cloudy | 12 to 17 mph NNE | 1% |
| Sunday | 65°F | Mostly Cloudy | 13 mph NE | 1% |
| Sunday Night | 44°F | Mostly Cloudy | 3 to 9 mph E | 1% |
| Monday | 66°F | Sunny | 3 to 12 mph ESE | 1% |
| Monday Night | 43°F | Mostly Clear | 9 mph SSE | 0% |
| Tuesday | 67°F | Mostly Sunny | 10 to 21 mph SSE | 0% |
| Tuesday Night | 48°F | Partly Cloudy | 16 mph SSE | 5% |
| Wednesday | 69°F | Partly Sunny | 15 to 22 mph SSE | 12% |
| Wednesday Night | 52°F | Slight Chance Rain Showers | 13 to 16 mph S | 15% |
| Thursday | 72°F | Mostly Sunny | 12 to 15 mph S | 13% |
| Thursday Night | 53°F | Mostly Clear | 12 mph SSE | 9% |
| Friday | 72°F | Mostly Sunny | 10 to 18 mph S | 9% |
Forecast source: National Weather Service (api.weather.gov) for Dahlen (48.159, -97.932). Updated through the day.
Growing snapshot for Dahlen
Last spring frost
May 11
First fall frost
Sep 28
Growing season
138 days
Hardiness zone
4a
More local growing data for Dahlen: nearby ZIP 58224 weather · frost dates · planting calendar · North Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Petersburg 2 N, Nd (9.6 mi from Dahlen). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.