New York, NY 11249 Frost Dates
Frost dates for New York, NY, ZIP 11249
Typically, the last spring freeze lands around 03/30, roughly 214 days out. The first fall frost typically arrives around 11/20, about 236 frost-free days later.
New York sits in USDA Zone 7b (5 to 10°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
What to do before the first frost
Zone 7b around New York has about 12 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 New York's last frost
03/30 is the middle of 30 years of NOAA records, not a promise. Plant by 03/14 and you're betting against frost in roughly 9 years out of 10. 04/09 is the safer bet, historically only a 1-in-10 chance of frost that late.
How New York compares
About 236 days separate New York's last and first frost, putting it 9,207 of 40,283 ZIP codes nationally. Within NY, it ranks 48 of 1,951.
Learn more
local microclimates explains what one yard in New York can differ from the 11249 normal, and zone vs. frost date explains why Zone 7b and New York's frost date answer different questions.