Westmoreland, TN 37022 Frost Dates
Westmoreland, TN: when does the frost end?
Typically, the last spring freeze lands around 04/16, roughly 231 days out. Fall's first freeze usually shows up around 10/23, roughly 189 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Westmoreland in Zone 7b (5 to 10°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
Stretching the season past the first frost
With roughly 8 weeks until Westmoreland's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
How much risk comes with planting early here
04/16 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/31 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/02 and only about 1 year in 10 sees frost after that.
Westmoreland against the rest of the dataset
Westmoreland's growing season runs about 189 days, ranking 21,581 of 40,283 US ZIP codes measured here, longest to shortest. Within TN, it ranks 678 of 770.
Learn more
Before leaning on 37022's figures: local microclimates explains what one yard in Westmoreland can differ from the 37022 normal, while zone vs. frost date explains why Zone 7b and Westmoreland's frost date answer different questions.