FrostDateCheck

Monticello, NY 12701 Frost Dates

Frost dates for Monticello, NY, ZIP 12701

Zone 6a

Typically, the last spring freeze lands around 05/07, roughly 252 days out. The first fall frost typically arrives around 10/07, about 152 frost-free days later.

Monticello sits in USDA Zone 6a (-10 to -5°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.

What to do before the first frost

Zone 6a around Monticello has about 6 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.

How much risk comes with planting early here

05/07 is the middle of 30 years of NOAA records, not a promise. Plant by 04/25 and you're betting against frost in roughly 9 years out of 10. 05/22 is the safer bet, historically only a 1-in-10 chance of frost that late.

How Monticello compares

Monticello's growing season runs about 152 days, ranking 34,729 of 40,283 US ZIP codes measured here, longest to shortest. Within NY, it ranks 1,460 of 1,951.

Learn more

local microclimates explains what one yard in Monticello can differ from the 12701 normal, and zone vs. frost date explains why Zone 6a and Monticello's frost date answer different questions.