Farmington, NM 87402 Frost Dates
87402, near Farmington, NM: the frost window
Around 05/02 is the usual last spring frost, about 247 days away. Fall's first freeze usually shows up around 10/13, roughly 160 days after the last spring frost.
Farmington sits in USDA Zone 7a (0 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.
Stretching the season past the first frost
Farmington's growing season runs out in roughly 7 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
The actual range around Farmington's last frost
05/02 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/20 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/18 and only about 1 year in 10 sees frost after that.
Farmington against the rest of the dataset
Farmington's growing season runs about 160 days, ranking 32,203 of 40,283 US ZIP codes measured here, longest to shortest. Within NM, it ranks 248 of 427.
Learn more
Two guides worth reading on 87402: local microclimates, on what one yard in Farmington can differ from the 87402 normal, and zone vs. frost date, on why Zone 7a and Farmington's frost date answer different questions.