Maywood Park, OR 97230 Frost Dates
Maywood Park, OR: when does the frost end?
Around 03/16 is the usual last spring frost, about 200 days away. Fall's first freeze usually shows up around 11/20, roughly 250 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Maywood Park in Zone 9a (20 to 25°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 12 weeks until Maywood Park's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Maywood Park's last frost
03/16 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 02/18 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/12 and only about 1 year in 10 sees frost after that.
Maywood Park against the rest of the dataset
About 250 days separate Maywood Park's last and first frost, putting it 7,569 of 40,283 ZIP codes nationally. Within OR, it ranks 73 of 463.
Learn more
Before leaning on 97230's figures: the frost range explains how to read the range around Maywood Park's dates instead of trusting one, while local microclimates explains what one yard in Maywood Park can differ from the 97230 normal.