Essex Junction, VT 05477 Frost Dates
Frost dates for Essex Junction, VT, ZIP 05477
Typically, the last spring freeze lands around 04/29, roughly 244 days out. The first fall frost typically arrives around 10/15, about 169 frost-free days later.
Essex Junction sits in USDA Zone 5a (-20 to -15°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 5a around Essex Junction 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.
The actual range around Essex Junction's last frost
04/29 is the middle of 30 years of NOAA records, not a promise. Plant by 04/17 and you're betting against frost in roughly 9 years out of 10. 05/11 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Essex Junction compares
At roughly 169 frost-free days, Essex Junction places 29,383 of 40,283 ZIP codes in this dataset. Within VT, it ranks 17 of 330.
Learn more
local microclimates explains what one yard in Essex Junction can differ from the 05477 normal, and zone vs. frost date explains why Zone 5a and Essex Junction's frost date answer different questions.