Quantico, VA 22556 Frost Dates
Quantico, VA: when does the frost end?
Typically, the last spring freeze lands around 03/28, roughly 212 days out. Fall's first freeze usually shows up around 11/08, roughly 226 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Quantico in Zone 7a (0 to 5°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 10 weeks until Quantico'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
03/28 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/14 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/08 and only about 1 year in 10 sees frost after that.
Quantico against the rest of the dataset
About 226 days separate Quantico's last and first frost, putting it 11,267 of 40,283 ZIP codes nationally. Within VA, it ranks 159 of 1,178.
Learn more
Before leaning on 22556's figures: zone vs. frost date explains why Zone 7a and Quantico's frost date answer different questions, while the frost range explains how to read the range around Quantico's dates instead of trusting one.