Greenport, NY 11935 Frost Dates
When can you plant in Greenport, NY?
Typically, the last spring freeze lands around 04/19, roughly 234 days out. The first fall frost typically arrives around 11/01, about 196 frost-free days later.
Greenport sits in USDA Zone 7a (0 to 5°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
About 9 weeks of growing season left in Greenport before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
How much risk comes with planting early here
04/19 is the middle of 30 years of NOAA records, not a promise. Plant by 04/05 and you're betting against frost in roughly 9 years out of 10. 05/04 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Greenport compares
At roughly 196 frost-free days, Greenport places 18,981 of 40,283 ZIP codes in this dataset. Within NY, it ranks 347 of 1,951.
Learn more
local microclimates covers what one yard in Greenport can differ from the 11935 normal. zone vs. frost date covers why Zone 7a and Greenport's frost date answer different questions.