Bridgewater Town, MA 02379 Frost Dates
Frost dates for Bridgewater Town, MA, ZIP 02379
Around 04/22 is the usual last spring frost, about 237 days away. The first fall frost typically arrives around 10/19, about 178 frost-free days later.
Bridgewater Town sits in USDA Zone 6b (-5 to 0°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.
What to do before the first frost
Zone 6b around Bridgewater Town has about 7 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
Why 04/22 isn't a guarantee
04/22 is the middle of 30 years of NOAA records, not a promise. Plant by 04/08 and you're betting against frost in roughly 9 years out of 10. 05/05 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Bridgewater Town compares
At roughly 178 frost-free days, Bridgewater Town places 25,588 of 40,283 ZIP codes in this dataset. Within MA, it ranks 261 of 712.
Learn more
zone vs. frost date explains why Zone 6b and Bridgewater Town's frost date answer different questions, and the frost range explains how to read the range around Bridgewater Town's dates instead of trusting one.