McMinnville, TN 37111 Frost Dates
McMinnville, TN: when does the frost end?
Typically, the last spring freeze lands around 04/07, roughly 222 days out. Fall's first freeze usually shows up around 10/30, roughly 203 days after the last spring frost.
McMinnville 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 McMinnville's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around McMinnville's last frost
04/07 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/20 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/23 and only about 1 year in 10 sees frost after that.
McMinnville against the rest of the dataset
At roughly 203 frost-free days, McMinnville places 16,863 of 40,283 ZIP codes in this dataset. Within TN, it ranks 495 of 770.
Learn more
Before leaning on 37111's figures: zone vs. frost date explains why Zone 7b and McMinnville's frost date answer different questions, while the frost range explains how to read the range around McMinnville's dates instead of trusting one.