Woonsocket, RI 01588 Frost Dates
Woonsocket, RI: when does the frost end?
Typically, the last spring freeze lands around 05/01, roughly 246 days out. Fall's first freeze usually shows up around 10/10, roughly 162 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Woonsocket 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
With roughly 6 weeks until Woonsocket's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Woonsocket's last frost
05/01 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/21 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/13 and only about 1 year in 10 sees frost after that.
Woonsocket against the rest of the dataset
At roughly 162 frost-free days, Woonsocket places 31,612 of 40,283 ZIP codes in this dataset. Within RI, it ranks 67 of 79.
Learn more
Before leaning on 01588's figures: zone vs. frost date explains why Zone 6b and Woonsocket's frost date answer different questions, while the frost range explains how to read the range around Woonsocket's dates instead of trusting one.