Portales, NM Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Portales, a city in Roosevelt County, New Mexico.
This Afternoon
62°F
Sunny
Sunny. High near 62, with temperatures falling to around 57 in the afternoon. North wind 0 to 5 mph.
7-day forecast for Portales
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 62°F | Sunny | 0 to 5 mph N | 0% |
| Tonight | 40°F | Partly Cloudy | 0 mph | 0% |
| Wednesday | 68°F | Mostly Sunny | 5 to 20 mph S | 0% |
| Wednesday Night | 45°F | Mostly Clear | 0 to 15 mph W | 0% |
| Thursday | 61°F | Sunny | 0 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 | 40°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 | 41°F | Mostly Clear | 0 to 5 mph SW | 0% |
| Monday | 70°F | Sunny | 5 to 10 mph SW | 1% |
| Monday Night | 43°F | Partly Cloudy | 5 mph SW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Portales (34.177, -103.355). Updated through the day.
Growing snapshot for Portales
Last spring frost
Apr 15
First fall frost
Oct 26
Growing season
193 days
Hardiness zone
7a
More local growing data for Portales: nearby ZIP 88130 weather · frost dates · planting calendar · New Mexico frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Portales, Nm (3.3 mi from Portales). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.