Nassau, NY 12115 Frost Dates
When can you plant in Nassau, NY?
The last spring frost here typically falls around 04/27, about 242 days from today. The first fall frost typically arrives around 10/14, about 171 frost-free days later.
Nassau sits in USDA Zone 6a (-10 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 7 weeks of growing season left in Nassau 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
04/27 is the middle of 30 years of NOAA records, not a promise. Plant by 04/14 and you're betting against frost in roughly 9 years out of 10. 05/11 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Nassau compares
Nassau's growing season runs about 171 days, ranking 28,726 of 40,283 US ZIP codes measured here, longest to shortest. Within NY, it ranks 742 of 1,951.
Learn more
local microclimates covers what one yard in Nassau can differ from the 12115 normal. zone vs. frost date covers why Zone 6a and Nassau's frost date answer different questions.