North Bend, WA 98161 Frost Dates
When can you plant in North Bend, WA?
Around 04/23 is the usual last spring frost, about 238 days away. The first fall frost typically arrives around 11/01, about 193 frost-free days later.
North Bend sits in USDA Zone 9a (20 to 25°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.
What to do before the first frost
About 9 weeks of growing season left in North Bend before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
How much risk comes with planting early here
04/23 is the middle of 30 years of NOAA records, not a promise. Plant by 04/03 and you're betting against frost in roughly 9 years out of 10. 05/13 is the safer bet, historically only a 1-in-10 chance of frost that late.
How North Bend compares
North Bend's growing season runs about 193 days, ranking 19,816 of 40,283 US ZIP codes measured here, longest to shortest. Within WA, it ranks 384 of 700.
Learn more
local microclimates covers what one yard in North Bend can differ from the 98161 normal. zone vs. frost date covers why Zone 9a and North Bend's frost date answer different questions.