FrostDateCheck

Martin, KY 41615 Frost Dates

Frost dates for Martin, KY, ZIP 41615

Zone 7a

The last spring frost here typically falls around 04/23, about 238 days from today. The first fall frost typically arrives around 10/23, about 183 frost-free days later.

Martin 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

Zone 7a around Martin has about 8 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.

How much risk comes with planting early here

04/23 is the middle of 30 years of NOAA records, not a promise. Plant by 04/08 and you're betting against frost in roughly 9 years out of 10. 05/10 is the safer bet, historically only a 1-in-10 chance of frost that late.

How Martin compares

About 183 days separate Martin's last and first frost, putting it 23,987 of 40,283 ZIP codes nationally. Within KY, it ranks 746 of 909.

Learn more

local microclimates explains what one yard in Martin can differ from the 41615 normal, and zone vs. frost date explains why Zone 7a and Martin's frost date answer different questions.