Fort Sumner, NM Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Fort Sumner, a village in De Baca County, New Mexico.
Today
62°F
Sunny
Sunny. High near 62, with temperatures falling to around 58 in the afternoon. North wind 0 to 5 mph.
7-day forecast for Fort Sumner
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 62°F | Sunny | 0 to 5 mph N | 0% |
| Tonight | 40°F | Partly Cloudy | 0 to 5 mph SE | 0% |
| Wednesday | 63°F | Sunny | 0 to 15 mph S | 0% |
| Wednesday Night | 44°F | Mostly Clear | 5 to 10 mph W | 0% |
| Thursday | 61°F | Sunny | 0 to 10 mph N | 0% |
| Thursday Night | 39°F | Mostly Clear | 0 mph | 0% |
| Friday | 61°F | Mostly Sunny | 0 to 10 mph W | 2% |
| Friday Night | 41°F | Partly Cloudy | 0 to 5 mph SW | 6% |
| Saturday | 61°F | Mostly Sunny | 0 to 5 mph NW | 5% |
| Saturday Night | 39°F | Mostly Clear | 0 to 5 mph S | 4% |
| Sunday | 62°F | Sunny | 0 to 5 mph SW | 1% |
| Sunday Night | 39°F | Mostly Clear | 0 to 5 mph SW | 0% |
| Monday | 68°F | Sunny | 0 to 10 mph SW | 0% |
| Monday Night | 42°F | Mostly Clear | 0 to 5 mph SW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Fort Sumner (34.487, -104.218). Updated through the day.
Growing snapshot for Fort Sumner
Last spring frost
Apr 18
First fall frost
Oct 26
Growing season
190 days
Hardiness zone
7a
More local growing data for Fort Sumner: nearby ZIP 88119 weather · frost dates · planting calendar · New Mexico frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Ft Sumner 5 S, Nm (7.2 mi from Fort Sumner). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.