FrostDateCheck

Lacey, WA 98516 Frost Dates

98516, near Lacey, WA: the frost window

Zone 8b

Around 04/29 is the usual last spring frost, about 244 days away. Fall's first freeze usually shows up around 10/14, roughly 169 days after the last spring frost.

Lacey 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

Lacey's growing season runs out in roughly 7 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.

The actual range around Lacey's last frost

04/29 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/11 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.

Lacey against the rest of the dataset

At roughly 169 frost-free days, Lacey places 29,313 of 40,283 ZIP codes in this dataset. Within WA, it ranks 509 of 700.

Learn more

Two guides worth reading on 98516: local microclimates, on what one yard in Lacey can differ from the 98516 normal, and zone vs. frost date, on why Zone 8b and Lacey's frost date answer different questions.