Lattingtown, NY 11560 Frost Dates
11560, near Lattingtown, NY: the frost window
The last spring frost here typically falls around 04/02, about 217 days from today. Fall's first freeze usually shows up around 11/12, roughly 224 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 Lattingtown, not a forecast for this year.
Stretching the season past the first frost
Lattingtown's growing season runs out in roughly 11 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
How much risk comes with planting early here
04/02 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/18 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/16 and only about 1 year in 10 sees frost after that.
Lattingtown against the rest of the dataset
At roughly 224 frost-free days, Lattingtown places 11,901 of 40,283 ZIP codes in this dataset. Within NY, it ranks 180 of 1,951.
Learn more
Two guides worth reading on 11560: zone vs. frost date, on why Zone 7b and Lattingtown's frost date answer different questions, and the frost range, on how to read the range around Lattingtown's dates instead of trusting one.