Soddy-Daisy, TN 37424 Frost Dates
Frost dates for Soddy-Daisy, TN, ZIP 37424
Typically, the last spring freeze lands around 03/24, roughly 208 days out. The first fall frost typically arrives around 11/09, about 230 frost-free days later.
The USDA Plant Hardiness Zone Map puts Soddy-Daisy in Zone 8a (10 to 15°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 8a around Soddy-Daisy 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
03/24 is the middle of 30 years of NOAA records, not a promise. Plant by 03/06 and you're betting against frost in roughly 9 years out of 10. 04/08 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Soddy-Daisy compares
At roughly 230 frost-free days, Soddy-Daisy places 10,342 of 40,283 ZIP codes in this dataset. Within TN, it ranks 68 of 770.
Learn more
local microclimates explains what one yard in Soddy-Daisy can differ from the 37424 normal, and zone vs. frost date explains why Zone 8a and Soddy-Daisy's frost date answer different questions.