Dothan, AL 36303 Frost Dates
Frost dates for Dothan, AL, ZIP 36303
Around 03/01 is the usual last spring frost, about 185 days away. The first fall frost typically arrives around 11/24, about 270 frost-free days later.
Zone 9a (20 to 25°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 Dothan, not a forecast for this year.
What to do before the first frost
Zone 9a around Dothan has about 13 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 Dothan's last frost
03/01 is the middle of 30 years of NOAA records, not a promise. Plant by 02/03 and you're betting against frost in roughly 9 years out of 10. 03/21 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Dothan compares
Dothan's growing season runs about 270 days, ranking 5,480 of 40,283 US ZIP codes measured here, longest to shortest. Within AL, it ranks 36 of 809.
Learn more
local microclimates explains what one yard in Dothan can differ from the 36303 normal, and zone vs. frost date explains why Zone 9a and Dothan's frost date answer different questions.