Vancouver, WA 98664 Frost Dates
Frost dates for Vancouver, WA, ZIP 98664
Typically, the last spring freeze lands around 03/13, roughly 197 days out. The first fall frost typically arrives around 11/19, about 247 frost-free days later.
Vancouver sits in USDA Zone 8b (15 to 20°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 8b around Vancouver has about 12 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
03/13 is the middle of 30 years of NOAA records, not a promise. Plant by 02/22 and you're betting against frost in roughly 9 years out of 10. 04/01 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Vancouver compares
About 247 days separate Vancouver's last and first frost, putting it 7,766 of 40,283 ZIP codes nationally. Within WA, it ranks 142 of 700.
Learn more
the frost range explains how to read the range around Vancouver's dates instead of trusting one, and local microclimates explains what one yard in Vancouver can differ from the 98664 normal.