Clarksville, TN 37040 Frost Dates
When can you plant in Clarksville, TN?
Typically, the last spring freeze lands around 04/10, roughly 225 days out. The first fall frost typically arrives around 10/30, about 203 frost-free days later.
The USDA Plant Hardiness Zone Map puts Clarksville 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
About 9 weeks of growing season left in Clarksville before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Clarksville's last frost
04/10 is the middle of 30 years of NOAA records, not a promise. Plant by 03/26 and you're betting against frost in roughly 9 years out of 10. 04/26 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Clarksville compares
About 203 days separate Clarksville's last and first frost, putting it 16,815 of 40,283 ZIP codes nationally. Within TN, it ranks 485 of 770.
Learn more
the frost range covers how to read the range around Clarksville's dates instead of trusting one. local microclimates covers what one yard in Clarksville can differ from the 37040 normal.