Sylvan Beach, NY 13123 Frost Dates
Frost dates for Sylvan Beach, NY, ZIP 13123
Around 05/06 is the usual last spring frost, about 251 days away. The first fall frost typically arrives around 10/13, about 157 frost-free days later.
The USDA Plant Hardiness Zone Map puts Sylvan Beach in Zone 5b (-15 to -10°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
Zone 5b around Sylvan Beach has about 7 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.
Why 05/06 isn't a guarantee
05/06 is the middle of 30 years of NOAA records, not a promise. Plant by 04/22 and you're betting against frost in roughly 9 years out of 10. 05/20 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Sylvan Beach compares
At roughly 157 frost-free days, Sylvan Beach places 33,389 of 40,283 ZIP codes in this dataset. Within NY, it ranks 1,246 of 1,951.
Learn more
local microclimates explains what one yard in Sylvan Beach can differ from the 13123 normal, and zone vs. frost date explains why Zone 5b and Sylvan Beach's frost date answer different questions.