Oakesdale, WA 99104 Frost Dates
Frost dates for Oakesdale, WA, ZIP 99104
Typically, the last spring freeze lands around 05/15, roughly 260 days out. The first fall frost typically arrives around 09/21, about 126 frost-free days later.
The USDA Plant Hardiness Zone Map puts Oakesdale in Zone 6b (-5 to 0°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
Zone 6b around Oakesdale has about 3 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
The actual range around Oakesdale's last frost
05/15 is the middle of 30 years of NOAA records, not a promise. Plant by 04/30 and you're betting against frost in roughly 9 years out of 10. 06/02 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Oakesdale compares
Oakesdale's growing season runs about 126 days, ranking 38,715 of 40,283 US ZIP codes measured here, longest to shortest. Within WA, it ranks 647 of 700.
Learn more
zone vs. frost date explains why Zone 6b and Oakesdale's frost date answer different questions, and the frost range explains how to read the range around Oakesdale's dates instead of trusting one.