Bulls Gap, TN 37860 Frost Dates
37860, near Bulls Gap, TN: the frost window
Around 03/31 is the usual last spring frost, about 215 days away. Fall's first freeze usually shows up around 11/04, roughly 217 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 Bulls Gap, not a forecast for this year.
Stretching the season past the first frost
Bulls Gap'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.
How much risk comes with planting early here
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.
Bulls Gap against the rest of the dataset
About 217 days separate Bulls Gap's last and first frost, putting it 13,577 of 40,283 ZIP codes nationally. Within TN, it ranks 190 of 770.
Learn more
Two guides worth reading on 37860: local microclimates, on what one yard in Bulls Gap can differ from the 37860 normal, and zone vs. frost date, on why Zone 7b and Bulls Gap's frost date answer different questions.