Hoquiam, WA 98566 Frost Dates
Frost dates for Hoquiam, WA, ZIP 98566
Typically, the last spring freeze lands around 04/07, roughly 222 days out. The first fall frost typically arrives around 11/10, about 214 frost-free days later.
The USDA Plant Hardiness Zone Map puts Hoquiam in Zone 8b (15 to 20°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
Zone 8b around Hoquiam 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.
How much risk comes with planting early here
04/07 is the middle of 30 years of NOAA records, not a promise. Plant by 03/17 and you're betting against frost in roughly 9 years out of 10. 05/06 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Hoquiam compares
Hoquiam's growing season runs about 214 days, ranking 14,242 of 40,283 US ZIP codes measured here, longest to shortest. Within WA, it ranks 263 of 700.
Learn more
the frost range explains how to read the range around Hoquiam's dates instead of trusting one, and local microclimates explains what one yard in Hoquiam can differ from the 98566 normal.