New Mexico frost dates: W
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| Wagon Mound | May 18 | Oct 1 | 136 d | 6a |
| Waterflow | May 12 | Oct 4 | 145 d | 7a |
| Watrous | May 18 | Oct 1 | 136 d | 6a |
| Weed | May 7 | Oct 11 | 157 d | 7a |
| White Rock | May 2 | Oct 12 | 163 d | 7a |
| White Sands Missile Range | Mar 12 | Nov 13 | 246 d | 8b |
| Whites City | Apr 2 | Nov 11 | 223 d | 8a |
| Willard | May 2 | Oct 19 | 170 d | 6b |
| Williamsburg | Mar 30 | Nov 5 | 220 d | 8a |
| Winston | May 10 | Oct 8 | 151 d | 7a |