Morrisville, NY 13408 Frost Dates
Morrisville, NY: when does the frost end?
Around 05/06 is the usual last spring frost, about 251 days away. Fall's first freeze usually shows up around 10/09, roughly 156 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Morrisville 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
With roughly 6 weeks until Morrisville's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Morrisville's last frost
05/06 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/25 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/21 and only about 1 year in 10 sees frost after that.
Morrisville against the rest of the dataset
About 156 days separate Morrisville's last and first frost, putting it 33,676 of 40,283 ZIP codes nationally. Within NY, it ranks 1,319 of 1,951.
Learn more
Before leaning on 13408's figures: local microclimates explains what one yard in Morrisville can differ from the 13408 normal, while zone vs. frost date explains why Zone 5b and Morrisville's frost date answer different questions.