Auburn, ME 04112 Frost Dates
04112, near Auburn, ME: the frost window
The last spring frost here typically falls around 05/06, about 251 days from today. Fall's first freeze usually shows up around 10/03, roughly 148 days after the last spring frost.
Auburn sits in USDA Zone 6a (-10 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
Auburn's growing season runs out in roughly 5 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 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 35,643 of 40,283 ZIP codes in this dataset. Within ME, it ranks 297 of 456.
Learn more
Two guides worth reading on 04112: the frost range, on how to read the range around Auburn's dates instead of trusting one, and local microclimates, on what one yard in Auburn can differ from the 04112 normal.