La Grange, TN 38647 Frost Dates
Frost dates for La Grange, TN, ZIP 38647
Around 04/01 is the usual last spring frost, about 216 days away. The first fall frost typically arrives around 11/03, about 217 frost-free days later.
The USDA Plant Hardiness Zone Map puts La Grange in Zone 7b (5 to 10°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
Zone 7b around La Grange has about 10 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
Why 04/01 isn't a guarantee
04/01 is the middle of 30 years of NOAA records, not a promise. Plant by 03/12 and you're betting against frost in roughly 9 years out of 10. 04/17 is the safer bet, historically only a 1-in-10 chance of frost that late.
How La Grange compares
At roughly 217 frost-free days, La Grange places 13,627 of 40,283 ZIP codes in this dataset. Within TN, it ranks 192 of 770.
Learn more
zone vs. frost date explains why Zone 7b and La Grange's frost date answer different questions, and the frost range explains how to read the range around La Grange's dates instead of trusting one.