La Union, NM Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for La Union, a community in El Paso County, New Mexico.
Today
102°F
Sunny
Sunny, with a high near 102. Heat index values as high as 99. South wind around 5 mph.
7-day forecast for La Union
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 102°F | Sunny | 5 mph S | 7% |
| Tonight | 73°F | Partly Cloudy | 5 mph E | 10% |
| Wednesday | 100°F | Sunny | 5 mph SE | 8% |
| Wednesday Night | 74°F | Partly Cloudy | 3 mph ESE | 10% |
| Thursday | 101°F | Sunny | 5 mph ESE | 3% |
| Thursday Night | 73°F | Chance Showers And Thunderstorms then Mostly Cloudy | 1 to 6 mph ENE | 27% |
| Friday | 99°F | Mostly Sunny | 1 to 6 mph ESE | 4% |
| Friday Night | 72°F | Partly Cloudy | 1 to 6 mph ESE | 10% |
| Saturday | 99°F | Sunny | 1 to 6 mph E | 4% |
| Saturday Night | 73°F | Partly Cloudy | 2 to 6 mph ESE | 3% |
| Sunday | 99°F | Sunny | 5 mph SE | 1% |
| Sunday Night | 73°F | Partly Cloudy | 5 mph SSE | 0% |
| Monday | 100°F | Sunny | 5 mph S | 1% |
| Monday Night | 73°F | Partly Cloudy | 5 mph SW | 8% |
Forecast source: National Weather Service (api.weather.gov) for La Union (31.951, -106.662). Updated through the day.
Growing snapshot for La Union
Last spring frost
Feb 28
First fall frost
Nov 20
Growing season
264 days
Hardiness zone
8b
More local growing data for La Union: nearby ZIP 79835 weather · frost dates · planting calendar · New Mexico frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, La Tuna 1 S, Tx (3.3 mi from La Union). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.