Southbridge Town, MA 06077 Frost Dates
06077, near Southbridge Town, MA: the frost window
The last spring frost here typically falls around 04/25, about 240 days from today. Fall's first freeze usually shows up around 10/13, roughly 168 days after the last spring frost.
Zone 6a (-10 to -5°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 Southbridge Town, not a forecast for this year.
Stretching the season past the first frost
Southbridge Town's growing season runs out in roughly 7 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
The actual range around Southbridge Town's last frost
04/25 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/14 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/08 and only about 1 year in 10 sees frost after that.
Southbridge Town against the rest of the dataset
At roughly 168 frost-free days, Southbridge Town places 29,681 of 40,283 ZIP codes in this dataset. Within MA, it ranks 382 of 712.
Learn more
Two guides worth reading on 06077: local microclimates, on what one yard in Southbridge Town can differ from the 06077 normal, and zone vs. frost date, on why Zone 6a and Southbridge Town's frost date answer different questions.