Presque Isle, ME 04735 Frost Dates
Frost dates for Presque Isle, ME, ZIP 04735
Typically, the last spring freeze lands around 05/25, roughly 270 days out. The first fall frost typically arrives around 09/18, about 115 frost-free days later.
Presque Isle sits in USDA Zone 4b (-25 to -20°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.
What to do before the first frost
Zone 4b around Presque Isle has about 3 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
How much risk comes with planting early here
05/25 is the middle of 30 years of NOAA records, not a promise. Plant by 05/09 and you're betting against frost in roughly 9 years out of 10. 06/07 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Presque Isle compares
About 115 days separate Presque Isle's last and first frost, putting it 39,303 of 40,283 ZIP codes nationally. Within ME, it ranks 448 of 456.
Learn more
local microclimates explains what one yard in Presque Isle can differ from the 04735 normal, and zone vs. frost date explains why Zone 4b and Presque Isle's frost date answer different questions.