Jeffersonville, NY 12727 Frost Dates
Frost dates for Jeffersonville, NY, ZIP 12727
Typically, the last spring freeze lands around 05/12, roughly 257 days out. The first fall frost typically arrives around 10/07, about 146 frost-free days later.
Zone 6a (-10 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 Jeffersonville, not a forecast for this year.
What to do before the first frost
Zone 6a around Jeffersonville has about 6 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 05/12 isn't a guarantee
05/12 is the middle of 30 years of NOAA records, not a promise. Plant by 04/25 and you're betting against frost in roughly 9 years out of 10. 05/28 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Jeffersonville compares
Jeffersonville's growing season runs about 146 days, ranking 36,113 of 40,283 US ZIP codes measured here, longest to shortest. Within NY, it ranks 1,637 of 1,951.
Learn more
local microclimates explains what one yard in Jeffersonville can differ from the 12727 normal, and zone vs. frost date explains why Zone 6a and Jeffersonville's frost date answer different questions.