Gainesboro, TN 38588 Frost Dates
Gainesboro, TN: when does the frost end?
Typically, the last spring freeze lands around 04/20, roughly 235 days out. Fall's first freeze usually shows up around 10/22, roughly 183 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Gainesboro in Zone 7a (0 to 5°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 8 weeks until Gainesboro's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
How much risk comes with planting early here
04/20 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/07 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/06 and only about 1 year in 10 sees frost after that.
Gainesboro against the rest of the dataset
Gainesboro's growing season runs about 183 days, ranking 23,929 of 40,283 US ZIP codes measured here, longest to shortest. Within TN, it ranks 732 of 770.
Learn more
Before leaning on 38588's figures: zone vs. frost date explains why Zone 7a and Gainesboro's frost date answer different questions, while the frost range explains how to read the range around Gainesboro's dates instead of trusting one.