Bridgewater Town, MA 02367 Frost Dates
02367, near Bridgewater Town, MA: the frost window
Around 04/30 is the usual last spring frost, about 245 days away. Fall's first freeze usually shows up around 10/16, roughly 170 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Bridgewater Town in Zone 6b (-5 to 0°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
Bridgewater 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.
Why 04/30 isn't a guarantee
04/30 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/19 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/12 and only about 1 year in 10 sees frost after that.
Bridgewater Town against the rest of the dataset
At roughly 170 frost-free days, Bridgewater Town places 28,904 of 40,283 ZIP codes in this dataset. Within MA, it ranks 330 of 712.
Learn more
Two guides worth reading on 02367: the frost range, on how to read the range around Bridgewater Town's dates instead of trusting one, and local microclimates, on what one yard in Bridgewater Town can differ from the 02367 normal.