New York, NY 11431 Frost Dates
New York, NY: when does the frost end?
Typically, the last spring freeze lands around 04/02, roughly 217 days out. Fall's first freeze usually shows up around 11/14, roughly 226 days after the last spring frost.
Zone 7b (5 to 10°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for New York, not a forecast for this year.
Stretching the season past the first frost
With roughly 11 weeks until New York's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around New York's last frost
04/02 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/20 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/13 and only about 1 year in 10 sees frost after that.
New York against the rest of the dataset
At roughly 226 frost-free days, New York places 11,115 of 40,283 ZIP codes in this dataset. Within NY, it ranks 97 of 1,951.
Learn more
Before leaning on 11431's figures: local microclimates explains what one yard in New York can differ from the 11431 normal, while zone vs. frost date explains why Zone 7b and New York's frost date answer different questions.