Strasburg, VA 22657 Frost Dates
Frost dates for Strasburg, VA, ZIP 22657
Typically, the last spring freeze lands around 04/26, roughly 241 days out. The first fall frost typically arrives around 10/17, about 172 frost-free days later.
Zone 7a (0 to 5°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 Strasburg, not a forecast for this year.
What to do before the first frost
Zone 7a around Strasburg has about 7 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.
Why 04/26 isn't a guarantee
04/26 is the middle of 30 years of NOAA records, not a promise. Plant by 04/10 and you're betting against frost in roughly 9 years out of 10. 05/15 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Strasburg compares
About 172 days separate Strasburg's last and first frost, putting it 28,249 of 40,283 ZIP codes nationally. Within VA, it ranks 1,117 of 1,178.
Learn more
local microclimates explains what one yard in Strasburg can differ from the 22657 normal, and zone vs. frost date explains why Zone 7a and Strasburg's frost date answer different questions.