FrostDateCheck

Cooperstown, NY 13326 Frost Dates

13326, near Cooperstown, NY: the frost window

Zone 5b

Around 05/06 is the usual last spring frost, about 251 days away. Fall's first freeze usually shows up around 10/06, roughly 152 days after the last spring frost.

The USDA Plant Hardiness Zone Map puts Cooperstown in Zone 5b (-15 to -10°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

Cooperstown's growing season runs out in roughly 6 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.

The actual range around Cooperstown's last frost

05/06 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/23 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/24 and only about 1 year in 10 sees frost after that.

Cooperstown against the rest of the dataset

About 152 days separate Cooperstown's last and first frost, putting it 34,785 of 40,283 ZIP codes nationally. Within NY, it ranks 1,484 of 1,951.

Learn more

Two guides worth reading on 13326: local microclimates, on what one yard in Cooperstown can differ from the 13326 normal, and zone vs. frost date, on why Zone 5b and Cooperstown's frost date answer different questions.