Collegedale, TN 37353 Frost Dates
Frost dates for Collegedale, TN, ZIP 37353
The last spring frost here typically falls around 03/24, about 208 days from today. The first fall frost typically arrives around 11/09, about 230 frost-free days later.
The USDA Plant Hardiness Zone Map puts Collegedale 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 Collegedale 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.
The actual range around Collegedale's last frost
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 Collegedale compares
Collegedale's growing season runs about 230 days, ranking 10,354 of 40,283 US ZIP codes measured here, longest to shortest. Within TN, it ranks 73 of 770.
Learn more
the frost range explains how to read the range around Collegedale's dates instead of trusting one, and local microclimates explains what one yard in Collegedale can differ from the 37353 normal.