Weymouth Town, MA 02045 Frost Dates
When can you plant in Weymouth Town, MA?
Around 04/25 is the usual last spring frost, about 240 days away. The first fall frost typically arrives around 10/22, about 177 frost-free days later.
Weymouth Town sits in USDA Zone 7a (0 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.
What to do before the first frost
About 8 weeks of growing season left in Weymouth Town before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
Why 04/25 isn't a guarantee
04/25 is the middle of 30 years of NOAA records, not a promise. Plant by 04/13 and you're betting against frost in roughly 9 years out of 10. 05/08 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Weymouth Town compares
At roughly 177 frost-free days, Weymouth Town places 25,983 of 40,283 ZIP codes in this dataset. Within MA, it ranks 267 of 712.
Learn more
zone vs. frost date covers why Zone 7a and Weymouth Town's frost date answer different questions. the frost range covers how to read the range around Weymouth Town's dates instead of trusting one.