Sevierville, TN 37865 Frost Dates
Sevierville, TN: when does the frost end?
Typically, the last spring freeze lands around 04/06, roughly 221 days out. Fall's first freeze usually shows up around 10/29, roughly 205 days after the last spring frost.
Zone 7b (5 to 10°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for Sevierville, not a forecast for this year.
Stretching the season past the first frost
With roughly 9 weeks until Sevierville's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Sevierville's last frost
04/06 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/23 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/21 and only about 1 year in 10 sees frost after that.
Sevierville against the rest of the dataset
Sevierville's growing season runs about 205 days, ranking 16,194 of 40,283 US ZIP codes measured here, longest to shortest. Within TN, it ranks 446 of 770.
Learn more
Before leaning on 37865's figures: zone vs. frost date explains why Zone 7b and Sevierville's frost date answer different questions, while the frost range explains how to read the range around Sevierville's dates instead of trusting one.