Fall River, MA 02878 Frost Dates
Fall River, MA: when does the frost end?
The last spring frost here typically falls around 04/11, about 226 days from today. Fall's first freeze usually shows up around 11/02, roughly 203 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Fall River in Zone 7a (0 to 5°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
With roughly 9 weeks until Fall River's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
How much risk comes with planting early here
04/11 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/01 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/22 and only about 1 year in 10 sees frost after that.
Fall River against the rest of the dataset
Fall River's growing season runs about 203 days, ranking 16,830 of 40,283 US ZIP codes measured here, longest to shortest. Within MA, it ranks 90 of 712.
Learn more
Before leaning on 02878's figures: local microclimates explains what one yard in Fall River can differ from the 02878 normal, while zone vs. frost date explains why Zone 7a and Fall River's frost date answer different questions.