Forks, WA 98350 Frost Dates
When can you plant in Forks, WA?
Typically, the last spring freeze lands around 04/26, roughly 241 days out. The first fall frost typically arrives around 10/25, about 182 frost-free days later.
Zone 9a (20 to 25°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for Forks, not a forecast for this year.
What to do before the first frost
About 8 weeks of growing season left in Forks before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
How much risk comes with planting early here
04/26 is the middle of 30 years of NOAA records, not a promise. Plant by 04/05 and you're betting against frost in roughly 9 years out of 10. 05/10 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Forks compares
About 182 days separate Forks's last and first frost, putting it 24,157 of 40,283 ZIP codes nationally. Within WA, it ranks 428 of 700.
Learn more
zone vs. frost date covers why Zone 9a and Forks's frost date answer different questions. the frost range covers how to read the range around Forks's dates instead of trusting one.