Loyall, KY 40873 Frost Dates
40873, near Loyall, KY: the frost window
Typically, the last spring freeze lands around 04/15, roughly 230 days out. Fall's first freeze usually shows up around 10/30, roughly 197 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Loyall in Zone 7a (0 to 5°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
Loyall's growing season runs out in roughly 9 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 Loyall's last frost
04/15 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/31 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/01 and only about 1 year in 10 sees frost after that.
Loyall against the rest of the dataset
At roughly 197 frost-free days, Loyall places 18,781 of 40,283 ZIP codes in this dataset. Within KY, it ranks 333 of 909.
Learn more
Two guides worth reading on 40873: local microclimates, on what one yard in Loyall can differ from the 40873 normal, and zone vs. frost date, on why Zone 7a and Loyall's frost date answer different questions.