Portales, NM Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Portales, a city in Roosevelt County, New Mexico.
Overnight
65°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 65. West wind around 5 mph. Chance of precipitation is 20%.
7-day forecast for Portales
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 65°F | Slight Chance Showers And Thunderstorms | 5 mph W | 20% |
| Saturday | 93°F | Mostly Sunny | 5 to 10 mph SW | 6% |
| Saturday Night | 63°F | Partly Cloudy | 5 to 10 mph SW | 14% |
| Sunday | 93°F | Sunny | 5 mph NW | 9% |
| Sunday Night | 62°F | Partly Cloudy | 0 to 5 mph E | 6% |
| Monday | 86°F | Partly Sunny then Chance Showers And Thunderstorms | 5 to 10 mph E | 44% |
| Monday Night | 58°F | Chance Showers And Thunderstorms | 5 to 15 mph SE | 48% |
| Tuesday | 77°F | Showers And Thunderstorms | 5 to 15 mph SE | 83% |
| Tuesday Night | 56°F | Showers And Thunderstorms | 5 to 10 mph SE | 79% |
| Wednesday | 76°F | Showers And Thunderstorms | 10 to 15 mph SE | 77% |
| Wednesday Night | 57°F | Showers And Thunderstorms Likely | 5 to 10 mph SE | 68% |
| Thursday | 79°F | Rain Showers Likely | 5 to 10 mph S | 69% |
| Thursday Night | 58°F | Showers And Thunderstorms Likely | 5 mph SE | 64% |
| Friday | 81°F | Chance Rain Showers | 5 to 10 mph S | 44% |
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 Sep 19, 2026.