Orrville, AL 36720 Frost Dates
Frost dates for Orrville, AL, ZIP 36720
The last spring frost here typically falls around 03/18, about 202 days from today. The first fall frost typically arrives around 11/11, about 241 frost-free days later.
Zone 8b (15 to 20°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 Orrville, not a forecast for this year.
What to do before the first frost
Zone 8b around Orrville has about 11 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 03/18 isn't a guarantee
03/18 is the middle of 30 years of NOAA records, not a promise. Plant by 02/25 and you're betting against frost in roughly 9 years out of 10. 04/05 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Orrville compares
At roughly 241 frost-free days, Orrville places 8,648 of 40,283 ZIP codes in this dataset. Within AL, it ranks 286 of 809.
Learn more
the frost range explains how to read the range around Orrville's dates instead of trusting one, and local microclimates explains what one yard in Orrville can differ from the 36720 normal.