Portales, NM Weather & Growing Conditions
Tonight
41°F
Partly Cloudy
Partly cloudy, with a low around 41. South wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 41°F | Partly Cloudy | 0 to 5 mph S | 0% |
| Wednesday | 69°F | Mostly Sunny | 5 to 20 mph S | 0% |
| Wednesday Night | 45°F | Mostly Clear | 5 to 15 mph W | 0% |
| Thursday | 62°F | Sunny | 5 to 20 mph N | 0% |
| Thursday Night | 37°F | Mostly Clear | 0 mph | 0% |
| Friday | 64°F | Mostly Sunny | 0 to 5 mph SW | 1% |
| Friday Night | 41°F | Partly Cloudy | 0 to 5 mph S | 7% |
| Saturday | 64°F | Mostly Sunny | 0 to 5 mph W | 7% |
| Saturday Night | 39°F | Mostly Clear | 0 to 5 mph W | 5% |
| Sunday | 66°F | Sunny | 0 to 5 mph W | 2% |
| Sunday Night | 42°F | Mostly Clear | 5 to 10 mph SW | 0% |
| Monday | 71°F | Sunny | 5 to 10 mph SW | 1% |
| Monday Night | 44°F | Partly Cloudy | 5 mph SW | 1% |
| Tuesday | 72°F | Mostly Sunny | 5 to 10 mph SW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Portales, NM
Last spring frost
Apr 15
First fall frost
Oct 26
Growing season
193 days
Hardiness zone
7a
Explore more for Portales, NM: full frost dates · planting calendar · New Mexico frost dates
Climate data from the nearest NOAA station, Portales, Nm (3.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.