Oliver Springs, TN 37719 Frost Dates
37719, near Oliver Springs, TN: the frost window
Typically, the last spring freeze lands around 04/05, roughly 220 days out. Fall's first freeze usually shows up around 11/01, roughly 210 days after the last spring frost.
Oliver Springs 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
Oliver Springs's growing season runs out in roughly 9 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
04/05 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/19 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/19 and only about 1 year in 10 sees frost after that.
Oliver Springs against the rest of the dataset
Oliver Springs's growing season runs about 210 days, ranking 15,011 of 40,283 US ZIP codes measured here, longest to shortest. Within TN, it ranks 333 of 770.
Learn more
Two guides worth reading on 37719: the frost range, on how to read the range around Oliver Springs's dates instead of trusting one, and local microclimates, on what one yard in Oliver Springs can differ from the 37719 normal.