Lexington-Fayette urban county, KY 40577 Frost Dates
Frost dates for Lexington-Fayette urban county, KY, ZIP 40577
The last spring frost here typically falls around 04/13, about 228 days from today. The first fall frost typically arrives around 10/28, about 196 frost-free days later.
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 Lexington-Fayette urban county, not a forecast for this year.
What to do before the first frost
Zone 7a around Lexington-Fayette urban county has about 9 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
Why 04/13 isn't a guarantee
04/13 is the middle of 30 years of NOAA records, not a promise. Plant by 03/30 and you're betting against frost in roughly 9 years out of 10. 05/01 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Lexington-Fayette urban county compares
At roughly 196 frost-free days, Lexington-Fayette urban county places 18,887 of 40,283 ZIP codes in this dataset. Within KY, it ranks 367 of 909.
Learn more
local microclimates explains what one yard in Lexington-Fayette urban county can differ from the 40577 normal, and zone vs. frost date explains why Zone 7a and Lexington-Fayette urban county's frost date answer different questions.