Falls Church, VA 22225 Frost Dates
Frost dates for Falls Church, VA, ZIP 22225
Typically, the last spring freeze lands around 04/09, roughly 224 days out. The first fall frost typically arrives around 10/31, about 202 frost-free days later.
Falls Church 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.
What to do before the first frost
Zone 7b around Falls Church has about 9 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
The actual range around Falls Church's last frost
04/09 is the middle of 30 years of NOAA records, not a promise. Plant by 03/27 and you're betting against frost in roughly 9 years out of 10. 04/26 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Falls Church compares
About 202 days separate Falls Church's last and first frost, putting it 17,184 of 40,283 ZIP codes nationally. Within VA, it ranks 599 of 1,178.
Learn more
local microclimates explains what one yard in Falls Church can differ from the 22225 normal, and zone vs. frost date explains why Zone 7b and Falls Church's frost date answer different questions.