Auburn, ME 04266 Frost Dates
Auburn, ME: when does the frost end?
Typically, the last spring freeze lands around 05/06, roughly 251 days out. Fall's first freeze usually shows up around 10/03, roughly 148 days after the last spring frost.
Auburn sits in USDA Zone 5b (-15 to -10°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
With roughly 5 weeks until Auburn's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Auburn's last frost
05/06 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/24 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/21 and only about 1 year in 10 sees frost after that.
Auburn against the rest of the dataset
At roughly 148 frost-free days, Auburn places 35,650 of 40,283 ZIP codes in this dataset. Within ME, it ranks 304 of 456.
Learn more
Before leaning on 04266's figures: local microclimates explains what one yard in Auburn can differ from the 04266 normal, while zone vs. frost date explains why Zone 5b and Auburn's frost date answer different questions.