Battle Ground, WA 98668 Frost Dates
98668, near Battle Ground, WA: the frost window
Around 04/26 is the usual last spring frost, about 241 days away. Fall's first freeze usually shows up around 10/16, roughly 174 days after the last spring frost.
Zone 8b (15 to 20°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 Battle Ground, not a forecast for this year.
Stretching the season past the first frost
Battle Ground'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.
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 04/05 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/12 and only about 1 year in 10 sees frost after that.
Battle Ground against the rest of the dataset
About 174 days separate Battle Ground's last and first frost, putting it 27,358 of 40,283 ZIP codes nationally. Within WA, it ranks 478 of 700.
Learn more
Two guides worth reading on 98668: the frost range, on how to read the range around Battle Ground's dates instead of trusting one, and local microclimates, on what one yard in Battle Ground can differ from the 98668 normal.