Falls Church, VA 22042 Frost Dates
Falls Church, VA: when does the frost end?
Typically, the last spring freeze lands around 04/14, roughly 229 days out. Fall's first freeze usually shows up around 10/29, roughly 198 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 Falls Church, not a forecast for this year.
Stretching the season past the first frost
With roughly 9 weeks until Falls Church's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Falls Church's last frost
04/14 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/30 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/28 and only about 1 year in 10 sees frost after that.
Falls Church against the rest of the dataset
Falls Church's growing season runs about 198 days, ranking 18,375 of 40,283 US ZIP codes measured here, longest to shortest. Within VA, it ranks 700 of 1,178.
Learn more
Before leaning on 22042's figures: zone vs. frost date explains why Zone 7b and Falls Church's frost date answer different questions, while the frost range explains how to read the range around Falls Church's dates instead of trusting one.