Brian Head, UT 84719 Frost Dates
Brian Head, UT: when does the frost end?
Typically, the last spring freeze lands around 05/21, roughly 266 days out. Fall's first freeze usually shows up around 09/29, roughly 130 days after the last spring frost.
Brian Head 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.
Stretching the season past the first frost
With roughly 5 weeks until Brian Head's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
How much risk comes with planting early here
05/21 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 05/04 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 06/08 and only about 1 year in 10 sees frost after that.
Brian Head against the rest of the dataset
Brian Head's growing season runs about 130 days, ranking 38,419 of 40,283 US ZIP codes measured here, longest to shortest. Within UT, it ranks 250 of 344.
Learn more
Before leaning on 84719's figures: the frost range explains how to read the range around Brian Head's dates instead of trusting one, while local microclimates explains what one yard in Brian Head can differ from the 84719 normal.