Farmington, UT 84025 Frost Dates
84025, near Farmington, UT: the frost window
The last spring frost here typically falls around 04/25, about 240 days from today. Fall's first freeze usually shows up around 10/24, roughly 181 days after the last spring frost.
Zone 7b (5 to 10°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for Farmington, not a forecast for this year.
Stretching the season past the first frost
Farmington's growing season runs out in roughly 8 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
04/25 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/05 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/14 and only about 1 year in 10 sees frost after that.
Farmington against the rest of the dataset
Farmington's growing season runs about 181 days, ranking 24,463 of 40,283 US ZIP codes measured here, longest to shortest. Within UT, it ranks 99 of 344.
Learn more
Two guides worth reading on 84025: the frost range, on how to read the range around Farmington's dates instead of trusting one, and local microclimates, on what one yard in Farmington can differ from the 84025 normal.