Bend, OR 97702 Frost Dates
97702, near Bend, OR: the frost window
Typically, the last spring freeze lands around 06/06, roughly 282 days out. Fall's first freeze usually shows up around 09/20, roughly 105 days after the last spring frost.
Bend sits in USDA Zone 6b (-5 to 0°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.
Stretching the season past the first frost
Bend's growing season runs out in roughly 3 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
How much risk comes with planting early here
06/06 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 05/17 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 06/22 and only about 1 year in 10 sees frost after that.
Bend against the rest of the dataset
About 105 days separate Bend's last and first frost, putting it 39,593 of 40,283 ZIP codes nationally. Within OR, it ranks 404 of 463.
Learn more
Two guides worth reading on 97702: local microclimates, on what one yard in Bend can differ from the 97702 normal, and zone vs. frost date, on why Zone 6b and Bend's frost date answer different questions.