Granville, NY 12849 Frost Dates
Granville, NY: when does the frost end?
Around 04/30 is the usual last spring frost, about 245 days away. Fall's first freeze usually shows up around 10/12, roughly 164 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Granville in Zone 5a (-20 to -15°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 Granville's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Granville's last frost
04/30 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/18 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/14 and only about 1 year in 10 sees frost after that.
Granville against the rest of the dataset
About 164 days separate Granville's last and first frost, putting it 30,980 of 40,283 ZIP codes nationally. Within NY, it ranks 916 of 1,951.
Learn more
Before leaning on 12849's figures: zone vs. frost date explains why Zone 5a and Granville's frost date answer different questions, while the frost range explains how to read the range around Granville's dates instead of trusting one.