Newport, OR 97365 Frost Dates
When can you plant in Newport, OR?
Typically, the last spring freeze lands around 03/21, roughly 205 days out. The first fall frost typically arrives around 11/27, about 252 frost-free days later.
Zone 9b (25 to 30°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 Newport, not a forecast for this year.
What to do before the first frost
About 13 weeks of growing season left in Newport 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
03/21 is the middle of 30 years of NOAA records, not a promise. Plant by 02/11 and you're betting against frost in roughly 9 years out of 10. 04/12 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Newport compares
Newport's growing season runs about 252 days, ranking 7,219 of 40,283 US ZIP codes measured here, longest to shortest. Within OR, it ranks 49 of 463.
Learn more
the frost range covers how to read the range around Newport's dates instead of trusting one. local microclimates covers what one yard in Newport can differ from the 97365 normal.