Palmer, TN 37365 Frost Dates
Palmer, TN: when does the frost end?
Around 03/26 is the usual last spring frost, about 210 days away. Fall's first freeze usually shows up around 11/08, roughly 228 days after the last spring frost.
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 Palmer, not a forecast for this year.
Stretching the season past the first frost
With roughly 10 weeks until Palmer's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Palmer's last frost
03/26 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/06 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/13 and only about 1 year in 10 sees frost after that.
Palmer against the rest of the dataset
At roughly 228 frost-free days, Palmer places 10,894 of 40,283 ZIP codes in this dataset. Within TN, it ranks 85 of 770.
Learn more
Before leaning on 37365's figures: local microclimates explains what one yard in Palmer can differ from the 37365 normal, while zone vs. frost date explains why Zone 7b and Palmer's frost date answer different questions.