Hood River, OR 98651 Frost Dates
Hood River, OR: when does the frost end?
Around 04/20 is the usual last spring frost, about 235 days away. Fall's first freeze usually shows up around 10/13, roughly 177 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Hood River in Zone 8a (10 to 15°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
Stretching the season past the first frost
With roughly 7 weeks until Hood River's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Hood River's last frost
04/20 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/29 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/09 and only about 1 year in 10 sees frost after that.
Hood River against the rest of the dataset
At roughly 177 frost-free days, Hood River places 26,090 of 40,283 ZIP codes in this dataset. Within OR, it ranks 304 of 463.
Learn more
Before leaning on 98651's figures: zone vs. frost date explains why Zone 8a and Hood River's frost date answer different questions, while the frost range explains how to read the range around Hood River's dates instead of trusting one.