Jacksboro, TN 37757 Frost Dates
37757, near Jacksboro, TN: the frost window
The last spring frost here typically falls around 04/18, about 233 days from today. Fall's first freeze usually shows up around 10/24, roughly 187 days after the last spring frost.
Jacksboro sits in USDA Zone 7b (5 to 10°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
Stretching the season past the first frost
Jacksboro's growing season runs out in roughly 8 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 Jacksboro's last frost
04/18 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/03 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/03 and only about 1 year in 10 sees frost after that.
Jacksboro against the rest of the dataset
Jacksboro's growing season runs about 187 days, ranking 22,403 of 40,283 US ZIP codes measured here, longest to shortest. Within TN, it ranks 696 of 770.
Learn more
Two guides worth reading on 37757: local microclimates, on what one yard in Jacksboro can differ from the 37757 normal, and zone vs. frost date, on why Zone 7b and Jacksboro's frost date answer different questions.