Las Cruces, NM Weather & Growing Conditions
Today
102°F
Sunny
Sunny, with a high near 102. Heat index values as high as 97. South southeast wind 3 to 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 102°F | Sunny | 3 to 7 mph SSE | 10% |
| Tonight | 72°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 7 mph NE | 15% |
| Wednesday | 100°F | Sunny | 6 mph SE | 11% |
| Wednesday Night | 73°F | Partly Cloudy | 5 mph S | 14% |
| Thursday | 101°F | Mostly Sunny | 6 mph ESE | 7% |
| Thursday Night | 71°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 6 mph NE | 24% |
| Friday | 98°F | Sunny | 6 mph E | 2% |
| Friday Night | 71°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 6 mph E | 15% |
| Saturday | 98°F | Sunny | 3 to 7 mph ESE | 2% |
| Saturday Night | 71°F | Mostly Clear | 3 to 7 mph ESE | 3% |
| Sunday | 98°F | Sunny | 6 mph SE | 0% |
| Sunday Night | 71°F | Mostly Clear | 6 mph SSE | 0% |
| Monday | 99°F | Sunny | 6 mph SSE | 1% |
| Monday Night | 71°F | Partly Cloudy | 7 mph SW | 6% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Las Cruces, NM
Last spring frost
Mar 12
First fall frost
Nov 13
Growing season
241 days
Hardiness zone
8b
Explore more for Las Cruces, NM: full frost dates · planting calendar · New Mexico frost dates
Climate data from the nearest NOAA station, State Univ, Nm (11.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.