Andover, NY 14839 Frost Dates
Andover, NY: when does the frost end?
The last spring frost here typically falls around 05/11, about 256 days from today. Fall's first freeze usually shows up around 10/08, roughly 150 days after the last spring frost.
Zone 6a (-10 to -5°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 Andover, not a forecast for this year.
Stretching the season past the first frost
With roughly 6 weeks until Andover's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Andover's last frost
05/11 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/28 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/26 and only about 1 year in 10 sees frost after that.
Andover against the rest of the dataset
About 150 days separate Andover's last and first frost, putting it 35,346 of 40,283 ZIP codes nationally. Within NY, it ranks 1,584 of 1,951.
Learn more
Before leaning on 14839's figures: the frost range explains how to read the range around Andover's dates instead of trusting one, while local microclimates explains what one yard in Andover can differ from the 14839 normal.