Presque Isle, ME 04760 Frost Dates
When can you plant in Presque Isle, ME?
The last spring frost here typically falls around 05/19, about 264 days from today. The first fall frost typically arrives around 09/23, about 125 frost-free days later.
Zone 4a (-30 to -25°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 Presque Isle, not a forecast for this year.
What to do before the first frost
About 4 weeks of growing season left in Presque Isle before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Presque Isle's last frost
05/19 is the middle of 30 years of NOAA records, not a promise. Plant by 05/03 and you're betting against frost in roughly 9 years out of 10. 06/02 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Presque Isle compares
About 125 days separate Presque Isle's last and first frost, putting it 38,752 of 40,283 ZIP codes nationally. Within ME, it ranks 433 of 456.
Learn more
zone vs. frost date covers why Zone 4a and Presque Isle's frost date answer different questions. the frost range covers how to read the range around Presque Isle's dates instead of trusting one.