Ellenville, NY 12489 Frost Dates
12489, near Ellenville, NY: the frost window
Typically, the last spring freeze lands around 04/21, roughly 236 days out. Fall's first freeze usually shows up around 10/27, roughly 188 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Ellenville in Zone 6b (-5 to 0°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
Stretching the season past the first frost
Ellenville's growing season runs out in roughly 9 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
Why 04/21 isn't a guarantee
04/21 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/06 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/05 and only about 1 year in 10 sees frost after that.
Ellenville against the rest of the dataset
Ellenville's growing season runs about 188 days, ranking 22,021 of 40,283 US ZIP codes measured here, longest to shortest. Within NY, it ranks 430 of 1,951.
Learn more
Two guides worth reading on 12489: zone vs. frost date, on why Zone 6b and Ellenville's frost date answer different questions, and the frost range, on how to read the range around Ellenville's dates instead of trusting one.