Maupin, OR 97037 Frost Dates
97037, near Maupin, OR: the frost window
Typically, the last spring freeze lands around 05/15, roughly 260 days out. Fall's first freeze usually shows up around 10/11, roughly 147 days after the last spring frost.
Maupin sits in USDA Zone 7a (0 to 5°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
Maupin's growing season runs out in roughly 6 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
The actual range around Maupin's last frost
05/15 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/29 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 06/06 and only about 1 year in 10 sees frost after that.
Maupin against the rest of the dataset
About 147 days separate Maupin's last and first frost, putting it 35,962 of 40,283 ZIP codes nationally. Within OR, it ranks 353 of 463.
Learn more
Two guides worth reading on 97037: zone vs. frost date, on why Zone 7a and Maupin's frost date answer different questions, and the frost range, on how to read the range around Maupin's dates instead of trusting one.