Henderson, KY 42419 Frost Dates
When can you plant in Henderson, KY?
Around 04/09 is the usual last spring frost, about 224 days away. The first fall frost typically arrives around 10/26, about 198 frost-free days later.
The USDA Plant Hardiness Zone Map puts Henderson in Zone 7a (0 to 5°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
About 8 weeks of growing season left in Henderson before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Henderson's last frost
04/09 is the middle of 30 years of NOAA records, not a promise. Plant by 03/26 and you're betting against frost in roughly 9 years out of 10. 04/24 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Henderson compares
At roughly 198 frost-free days, Henderson places 18,311 of 40,283 ZIP codes in this dataset. Within KY, it ranks 302 of 909.
Learn more
the frost range covers how to read the range around Henderson's dates instead of trusting one. local microclimates covers what one yard in Henderson can differ from the 42419 normal.