Last frost date in Portales, New Mexico
April 15
Average last frost in spring. In an early year (1 in 10) it's over by March 30; in a late year (1 in 10) it comes after April 30.
October 26
Average first frost in fall. 1 year in 10 it comes by October 12.
Source: NOAA U.S. Climate Normals 1991–2020, station Portales (USC00297008), 0.3 miles from Portales, elevation 4,010 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.
| Early year | Average | Late year | |
|---|---|---|---|
| Last frost in spring | Mar 30 | Apr 15 | Apr 30 |
| First frost in fall | Oct 12 | Oct 26 | Nov 7 |
Frost-free days in an average year: 193
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | Apr 25 | Oct 17 |
| Frost (32°F) | Every year | Apr 15 | Oct 26 |
| Hard freeze (28°F) | Every year | Apr 2 | Nov 4 |
Nights at 32°F or colder in an average year: 104
What to plant now in Portales
- Corn saladSept 15 – Nov 1Now
- Upland cressSept 15 – Nov 1Now
- Rhubarb plantsNov 1 – Dec 1Soon
- Asparagus plantsNov 15 – Jan 1Soon
- Spring planting calendar for an average last frost around April 10 Portales: April 15
- Fall planting calendar for an average first frost around October 30 Portales: October 26
Planting dates: USDA Home and Garden Bulletin No. 9 (1967), “Suburban and Farm Vegetable Gardens,” tables 4 and 5. How we match the table.
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Updated