Gallup, NM 87322 Frost Dates
Frost dates for Gallup, NM, ZIP 87322
The last spring frost here typically falls around 05/11, about 256 days from today. The first fall frost typically arrives around 10/07, about 148 frost-free days later.
Gallup sits in USDA Zone 6a (-10 to -5°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
What to do before the first frost
Zone 6a around Gallup has about 6 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
Why 05/11 isn't a guarantee
05/11 is the middle of 30 years of NOAA records, not a promise. Plant by 04/30 and you're betting against frost in roughly 9 years out of 10. 05/26 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Gallup compares
Gallup's growing season runs about 148 days, ranking 35,672 of 40,283 US ZIP codes measured here, longest to shortest. Within NM, it ranks 294 of 427.
Learn more
local microclimates explains what one yard in Gallup can differ from the 87322 normal, and zone vs. frost date explains why Zone 6a and Gallup's frost date answer different questions.