Troy, TN 38260 Frost Dates
Troy, TN: when does the frost end?
The last spring frost here typically falls around 04/03, about 218 days from today. Fall's first freeze usually shows up around 11/01, roughly 211 days after the last spring frost.
Troy sits in USDA Zone 7b (5 to 10°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
Stretching the season past the first frost
With roughly 9 weeks until Troy's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Troy's last frost
04/03 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/17 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/19 and only about 1 year in 10 sees frost after that.
Troy against the rest of the dataset
At roughly 211 frost-free days, Troy places 14,799 of 40,283 ZIP codes in this dataset. Within TN, it ranks 299 of 770.
Learn more
Before leaning on 38260's figures: zone vs. frost date explains why Zone 7b and Troy's frost date answer different questions, while the frost range explains how to read the range around Troy's dates instead of trusting one.