Costilla, NM Weather & Growing Conditions
Today
37°F
Sunny then Chance Snow Showers
A chance of snow showers after 5pm. Sunny. High near 37, with temperatures falling to around 27 in the afternoon. West wind 10 to 25 mph. Chance of precipitation is 30%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 37°F | Sunny then Chance Snow Showers | 10 to 25 mph W | 32% |
| Tonight | 22°F | Chance Snow Showers | 10 to 20 mph NW | 33% |
| Thursday | 33°F | Sunny | 0 to 10 mph NW | 13% |
| Thursday Night | 23°F | Partly Cloudy | 5 mph SW | 0% |
| Friday | 33°F | Partly Sunny | 5 mph W | 6% |
| Friday Night | 22°F | Partly Cloudy | 0 to 5 mph NW | 6% |
| Saturday | 35°F | Sunny | 5 mph N | 12% |
| Saturday Night | 23°F | Mostly Clear | 5 mph S | 1% |
| Sunday | 39°F | Sunny | 0 to 5 mph W | 0% |
| Sunday Night | 27°F | Mostly Clear | 5 mph W | 0% |
| Monday | 42°F | Sunny | 0 to 5 mph NW | 0% |
| Monday Night | 28°F | Partly Cloudy | 0 to 5 mph N | 1% |
| Tuesday | 39°F | Mostly Sunny | 5 mph W | 0% |
| Tuesday Night | 28°F | Partly Cloudy | 5 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Costilla, NM
Last spring frost
Jun 19
First fall frost
Sep 7
Growing season
77 days
Hardiness zone
6a
Explore more for Costilla, NM: full frost dates · planting calendar · New Mexico frost dates
Climate data from the nearest NOAA station, Red River, Nm (15.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.