Fort Plain, NY 13339 Frost Dates
Frost dates for Fort Plain, NY, ZIP 13339
Typically, the last spring freeze lands around 05/06, roughly 251 days out. The first fall frost typically arrives around 10/06, about 152 frost-free days later.
The USDA Plant Hardiness Zone Map puts Fort Plain in Zone 5b (-15 to -10°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 5b around Fort Plain 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.
The actual range around Fort Plain's last frost
05/06 is the middle of 30 years of NOAA records, not a promise. Plant by 04/23 and you're betting against frost in roughly 9 years out of 10. 05/24 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Fort Plain compares
At roughly 152 frost-free days, Fort Plain places 34,784 of 40,283 ZIP codes in this dataset. Within NY, it ranks 1,483 of 1,951.
Learn more
local microclimates explains what one yard in Fort Plain can differ from the 13339 normal, and zone vs. frost date explains why Zone 5b and Fort Plain's frost date answer different questions.