FrostDateCheck

Saranac Lake, NY 12939 Frost Dates

When can you plant in Saranac Lake, NY?

Zone 4a

Typically, the last spring freeze lands around 06/02, roughly 278 days out. The first fall frost typically arrives around 09/09, about 97 frost-free days later.

Zone 4a (-30 to -25°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 Saranac Lake, not a forecast for this year.

What to do before the first frost

About 2 weeks of growing season left in Saranac Lake before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.

How much risk comes with planting early here

06/02 is the middle of 30 years of NOAA records, not a promise. Plant by 05/20 and you're betting against frost in roughly 9 years out of 10. 06/19 is the safer bet, historically only a 1-in-10 chance of frost that late.

How Saranac Lake compares

Saranac Lake's growing season runs about 97 days, ranking 39,771 of 40,283 US ZIP codes measured here, longest to shortest. Within NY, it ranks 1,947 of 1,951.

Learn more

local microclimates covers what one yard in Saranac Lake can differ from the 12939 normal. zone vs. frost date covers why Zone 4a and Saranac Lake's frost date answer different questions.