Sharpsburg, MD 21782 Frost Dates
Frost dates for Sharpsburg, MD, ZIP 21782
Typically, the last spring freeze lands around 04/26, roughly 241 days out. The first fall frost typically arrives around 10/18, about 175 frost-free days later.
The USDA Plant Hardiness Zone Map puts Sharpsburg in Zone 7a (0 to 5°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
Zone 7a around Sharpsburg 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 04/11 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 Sharpsburg compares
At roughly 175 frost-free days, Sharpsburg places 27,159 of 40,283 ZIP codes in this dataset. Within MD, it ranks 561 of 583.
Learn more
local microclimates explains what one yard in Sharpsburg can differ from the 21782 normal, and zone vs. frost date explains why Zone 7a and Sharpsburg's frost date answer different questions.