Clinton, TN 37717 Frost Dates
Frost dates for Clinton, TN, ZIP 37717
Typically, the last spring freeze lands around 03/31, roughly 215 days out. The first fall frost typically arrives around 11/04, about 218 frost-free days later.
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 Clinton, not a forecast for this year.
What to do before the first frost
Zone 7b around Clinton 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.
How much risk comes with planting early here
03/31 is the middle of 30 years of NOAA records, not a promise. Plant by 03/11 and you're betting against frost in roughly 9 years out of 10. 04/15 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Clinton compares
About 218 days separate Clinton's last and first frost, putting it 13,237 of 40,283 ZIP codes nationally. Within TN, it ranks 164 of 770.
Learn more
the frost range explains how to read the range around Clinton's dates instead of trusting one, and local microclimates explains what one yard in Clinton can differ from the 37717 normal.