FrostDateCheck

Reserve, NM 85922 Frost Dates

85922, near Reserve, NM: the frost window

Zone 8a

The last spring frost here typically falls around 06/15, about 291 days from today. Fall's first freeze usually shows up around 09/21, roughly 96 days after the last spring frost.

The USDA Plant Hardiness Zone Map puts Reserve in Zone 8a (10 to 15°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.

Stretching the season past the first frost

Reserve's growing season runs out in roughly 3 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.

How much risk comes with planting early here

06/15 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 06/02 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 06/30 and only about 1 year in 10 sees frost after that.

Reserve against the rest of the dataset

Reserve's growing season runs about 96 days, ranking 39,804 of 40,283 US ZIP codes measured here, longest to shortest. Within NM, it ranks 405 of 427.

Learn more

Two guides worth reading on 85922: local microclimates, on what one yard in Reserve can differ from the 85922 normal, and zone vs. frost date, on why Zone 8a and Reserve's frost date answer different questions.