Langdon, ND Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Langdon, a city in Cavalier County, North Dakota.
This Afternoon
69°F
Slight Chance Rain Showers
A slight chance of rain showers. Mostly cloudy, with a high near 69. South wind around 10 mph. Chance of precipitation is 20%.
7-day forecast for Langdon
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 69°F | Slight Chance Rain Showers | 10 mph S | 16% |
| Tonight | 53°F | Slight Chance Rain Showers then Patchy Fog | 3 to 9 mph SSW | 17% |
| Saturday | 65°F | Patchy Fog then Mostly Cloudy | 2 to 16 mph N | 24% |
| Saturday Night | 45°F | Mostly Cloudy | 8 to 15 mph NE | 1% |
| Sunday | 63°F | Mostly Cloudy | 10 mph ENE | 0% |
| Sunday Night | 42°F | Partly Cloudy | 3 to 7 mph ESE | 1% |
| Monday | 66°F | Sunny | 3 to 9 mph SE | 1% |
| Monday Night | 43°F | Mostly Clear | 9 mph SSE | 0% |
| Tuesday | 66°F | Sunny | 9 to 20 mph S | 1% |
| Tuesday Night | 48°F | Partly Cloudy | 16 mph SSE | 2% |
| Wednesday | 68°F | Partly Sunny | 15 to 20 mph S | 10% |
| Wednesday Night | 52°F | Partly Cloudy | 15 mph S | 13% |
| Thursday | 71°F | Mostly Sunny | 14 mph S | 13% |
| Thursday Night | 52°F | Mostly Clear | 10 mph SSE | 10% |
Forecast source: National Weather Service (api.weather.gov) for Langdon (48.762, -98.375). Updated through the day.
Growing snapshot for Langdon
Last spring frost
May 17
First fall frost
Sep 26
Growing season
132 days
Hardiness zone
3b
More local growing data for Langdon: nearby ZIP 58249 weather · frost dates · planting calendar · North Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Langdon Exp Farm, Nd (4.3 mi from Langdon). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.