Bainbridge Island, WA 98110 Frost Dates
When can you plant in Bainbridge Island, WA?
The last spring frost here typically falls around 03/29, about 213 days from today. The first fall frost typically arrives around 11/14, about 227 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 Bainbridge Island, not a forecast for this year.
What to do before the first frost
About 11 weeks of growing season left in Bainbridge Island before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Bainbridge Island's last frost
03/29 is the middle of 30 years of NOAA records, not a promise. Plant by 03/05 and you're betting against frost in roughly 9 years out of 10. 04/24 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Bainbridge Island compares
At roughly 227 frost-free days, Bainbridge Island places 10,960 of 40,283 ZIP codes in this dataset. Within WA, it ranks 188 of 700.
Learn more
the frost range covers how to read the range around Bainbridge Island's dates instead of trusting one. local microclimates covers what one yard in Bainbridge Island can differ from the 98110 normal.