FrostDateCheck

Corbin, KY 40740 Frost Dates

When can you plant in Corbin, KY?

Zone 7a

Around 04/15 is the usual last spring frost, about 230 days away. The first fall frost typically arrives around 10/25, about 192 frost-free days later.

Corbin sits in USDA Zone 7a (0 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.

What to do before the first frost

About 8 weeks of growing season left in Corbin before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.

How much risk comes with planting early here

04/15 is the middle of 30 years of NOAA records, not a promise. Plant by 03/31 and you're betting against frost in roughly 9 years out of 10. 05/03 is the safer bet, historically only a 1-in-10 chance of frost that late.

How Corbin compares

At roughly 192 frost-free days, Corbin places 20,239 of 40,283 ZIP codes in this dataset. Within KY, it ranks 438 of 909.

Learn more

the frost range covers how to read the range around Corbin's dates instead of trusting one. local microclimates covers what one yard in Corbin can differ from the 40740 normal.