Hoquiam, WA 98552 Frost Dates
Hoquiam, WA: when does the frost end?
Typically, the last spring freeze lands around 04/26, roughly 241 days out. Fall's first freeze usually shows up around 10/22, roughly 180 days after the last spring frost.
Hoquiam 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.
Stretching the season past the first frost
With roughly 8 weeks until Hoquiam's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
How much risk comes with planting early here
04/26 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/31 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/15 and only about 1 year in 10 sees frost after that.
Hoquiam against the rest of the dataset
Hoquiam's growing season runs about 180 days, ranking 24,824 of 40,283 US ZIP codes measured here, longest to shortest. Within WA, it ranks 434 of 700.
Learn more
Before leaning on 98552's figures: local microclimates explains what one yard in Hoquiam can differ from the 98552 normal, while zone vs. frost date explains why Zone 8b and Hoquiam's frost date answer different questions.