Valley Stream, NY 11580 Frost Dates
Frost dates for Valley Stream, NY, ZIP 11580
Typically, the last spring freeze lands around 04/02, roughly 217 days out. The first fall frost typically arrives around 11/14, about 226 frost-free days later.
Valley Stream sits in USDA Zone 7b (5 to 10°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 7b around Valley Stream has about 11 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.
The actual range around Valley Stream's last frost
04/02 is the middle of 30 years of NOAA records, not a promise. Plant by 03/20 and you're betting against frost in roughly 9 years out of 10. 04/13 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Valley Stream compares
At roughly 226 frost-free days, Valley Stream places 11,141 of 40,283 ZIP codes in this dataset. Within NY, it ranks 107 of 1,951.
Learn more
zone vs. frost date explains why Zone 7b and Valley Stream's frost date answer different questions, and the frost range explains how to read the range around Valley Stream's dates instead of trusting one.