Layton, UT 84041 Frost Dates
84041, near Layton, UT: the frost window
Typically, the last spring freeze lands around 04/29, roughly 244 days out. Fall's first freeze usually shows up around 10/20, roughly 172 days after the last spring frost.
Zone 7a (0 to 5°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 Layton, not a forecast for this year.
Stretching the season past the first frost
Layton'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
04/29 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/06 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/25 and only about 1 year in 10 sees frost after that.
Layton against the rest of the dataset
At roughly 172 frost-free days, Layton places 28,127 of 40,283 ZIP codes in this dataset. Within UT, it ranks 131 of 344.
Learn more
Two guides worth reading on 84041: zone vs. frost date, on why Zone 7a and Layton's frost date answer different questions, and the frost range, on how to read the range around Layton's dates instead of trusting one.