Vancouver, WA 97254 Frost Dates
Frost dates for Vancouver, WA, ZIP 97254
Around 03/13 is the usual last spring frost, about 197 days away. The first fall frost typically arrives around 11/19, about 247 frost-free days later.
Vancouver sits in USDA Zone 9a (20 to 25°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 9a 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
Vancouver's growing season runs about 247 days, ranking 7,765 of 40,283 US ZIP codes measured here, longest to shortest. Within WA, it ranks 141 of 700.
Learn more
zone vs. frost date explains why Zone 9a and Vancouver's frost date answer different questions, and the frost range explains how to read the range around Vancouver's dates instead of trusting one.