North Adams, MA 12022 Frost Dates
12022, near North Adams, MA: the frost window
Around 05/10 is the usual last spring frost, about 255 days away. Fall's first freeze usually shows up around 10/04, roughly 147 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts North Adams in Zone 5b (-15 to -10°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
Stretching the season past the first frost
North Adams'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.
How much risk comes with planting early here
05/10 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/27 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/25 and only about 1 year in 10 sees frost after that.
North Adams against the rest of the dataset
North Adams's growing season runs about 147 days, ranking 35,868 of 40,283 US ZIP codes measured here, longest to shortest. Within MA, it ranks 685 of 712.
Learn more
Two guides worth reading on 12022: zone vs. frost date, on why Zone 5b and North Adams's frost date answer different questions, and the frost range, on how to read the range around North Adams's dates instead of trusting one.