New Tazewell, TN 37824 Frost Dates
37824, near New Tazewell, TN: the frost window
Typically, the last spring freeze lands around 03/31, roughly 215 days out. Fall's first freeze usually shows up around 11/04, roughly 217 days after the last spring frost.
Zone 7a (0 to 5°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 New Tazewell, not a forecast for this year.
Stretching the season past the first frost
New Tazewell's growing season runs out in roughly 10 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
The actual range around New Tazewell's last frost
03/31 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/14 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/18 and only about 1 year in 10 sees frost after that.
New Tazewell against the rest of the dataset
New Tazewell's growing season runs about 217 days, ranking 13,496 of 40,283 US ZIP codes measured here, longest to shortest. Within TN, it ranks 184 of 770.
Learn more
Two guides worth reading on 37824: local microclimates, on what one yard in New Tazewell can differ from the 37824 normal, and zone vs. frost date, on why Zone 7a and New Tazewell's frost date answer different questions.