Brewster, NY 10519 Frost Dates
10519, near Brewster, NY: the frost window
Around 04/28 is the usual last spring frost, about 243 days away. Fall's first freeze usually shows up around 10/16, roughly 170 days after the last spring frost.
Zone 6b (-5 to 0°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 Brewster, not a forecast for this year.
Stretching the season past the first frost
Brewster's growing season runs out in roughly 7 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
04/28 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/14 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/14 and only about 1 year in 10 sees frost after that.
Brewster against the rest of the dataset
About 170 days separate Brewster's last and first frost, putting it 29,037 of 40,283 ZIP codes nationally. Within NY, it ranks 762 of 1,951.
Learn more
Two guides worth reading on 10519: the frost range, on how to read the range around Brewster's dates instead of trusting one, and local microclimates, on what one yard in Brewster can differ from the 10519 normal.