Kentucky frost dates

Across Kentucky, the average last spring frost is around April 18 and the average first fall frost around October 20 — roughly 185 frost-free days. USDA zones 6a, 6b, 7a.

Risk you accept	Last spring frost by	First fall frost by
Cautious (~10%)	May 2	October 6
Average (~50%)	April 18	October 20
Gambler (~90%)	April 4	November 3

→ Turn these into sowing dates with the Kentucky planting calendar, or look up an exact ZIP code.

Statewide average from NOAA/NCEI freeze normals. Cautious/gambler dates are about two weeks either side of the average.