Palmyra, NY 14502 Frost Dates
Palmyra, NY: when does the frost end?
Typically, the last spring freeze lands around 05/02, roughly 247 days out. Fall's first freeze usually shows up around 10/17, roughly 167 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Palmyra 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
With roughly 7 weeks until Palmyra's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
How much risk comes with planting early here
05/02 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/19 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/18 and only about 1 year in 10 sees frost after that.
Palmyra against the rest of the dataset
At roughly 167 frost-free days, Palmyra places 29,986 of 40,283 ZIP codes in this dataset. Within NY, it ranks 848 of 1,951.
Learn more
Before leaning on 14502's figures: the frost range explains how to read the range around Palmyra's dates instead of trusting one, while local microclimates explains what one yard in Palmyra can differ from the 14502 normal.