Pittsfield, MA 01238 Frost Dates
When can you plant in Pittsfield, MA?
The last spring frost here typically falls around 05/07, about 252 days from today. The first fall frost typically arrives around 10/03, about 147 frost-free days later.
Zone 5b (-15 to -10°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 Pittsfield, not a forecast for this year.
What to do before the first frost
About 5 weeks of growing season left in Pittsfield before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
Why 05/07 isn't a guarantee
05/07 is the middle of 30 years of NOAA records, not a promise. Plant by 04/26 and you're betting against frost in roughly 9 years out of 10. 05/21 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Pittsfield compares
At roughly 147 frost-free days, Pittsfield places 35,843 of 40,283 ZIP codes in this dataset. Within MA, it ranks 669 of 712.
Learn more
the frost range covers how to read the range around Pittsfield's dates instead of trusting one. local microclimates covers what one yard in Pittsfield can differ from the 01238 normal.