Cape Vincent, NY 13618 Frost Dates
Cape Vincent, NY: when does the frost end?
Around 05/02 is the usual last spring frost, about 247 days away. Fall's first freeze usually shows up around 10/13, roughly 163 days after the last spring frost.
Zone 5b (-15 to -10°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 Cape Vincent, not a forecast for this year.
Stretching the season past the first frost
With roughly 7 weeks until Cape Vincent'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 04/20 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/17 and only about 1 year in 10 sees frost after that.
Cape Vincent against the rest of the dataset
About 163 days separate Cape Vincent's last and first frost, putting it 31,494 of 40,283 ZIP codes nationally. Within NY, it ranks 987 of 1,951.
Learn more
Before leaning on 13618's figures: local microclimates explains what one yard in Cape Vincent can differ from the 13618 normal, while zone vs. frost date explains why Zone 5b and Cape Vincent's frost date answer different questions.