Amherst Town, MA 01375 Frost Dates
Amherst Town, MA: when does the frost end?
Typically, the last spring freeze lands around 05/02, roughly 247 days out. Fall's first freeze usually shows up around 10/09, roughly 160 days after the last spring frost.
Amherst Town 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
With roughly 6 weeks until Amherst Town's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Amherst Town's last frost
05/02 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/21 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/16 and only about 1 year in 10 sees frost after that.
Amherst Town against the rest of the dataset
About 160 days separate Amherst Town's last and first frost, putting it 32,226 of 40,283 ZIP codes nationally. Within MA, it ranks 522 of 712.
Learn more
Before leaning on 01375's figures: the frost range explains how to read the range around Amherst Town's dates instead of trusting one, while local microclimates explains what one yard in Amherst Town can differ from the 01375 normal.