Port Jervis, NY 12780 Frost Dates
Frost dates for Port Jervis, NY, ZIP 12780
Typically, the last spring freeze lands around 05/05, roughly 250 days out. The first fall frost typically arrives around 10/10, about 158 frost-free days later.
The USDA Plant Hardiness Zone Map puts Port Jervis in Zone 6b (-5 to 0°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
Zone 6b around Port Jervis 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.
How much risk comes with planting early here
05/05 is the middle of 30 years of NOAA records, not a promise. Plant by 04/22 and you're betting against frost in roughly 9 years out of 10. 05/19 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Port Jervis compares
At roughly 158 frost-free days, Port Jervis places 32,951 of 40,283 ZIP codes in this dataset. Within NY, it ranks 1,155 of 1,951.
Learn more
local microclimates explains what one yard in Port Jervis can differ from the 12780 normal, and zone vs. frost date explains why Zone 6b and Port Jervis's frost date answer different questions.