Cowarts, AL 36304 Frost Dates
Frost dates for Cowarts, AL, ZIP 36304
Typically, the last spring freeze lands around 03/01, roughly 185 days out. The first fall frost typically arrives around 11/24, about 270 frost-free days later.
Cowarts sits in USDA Zone 9a (20 to 25°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 9a around Cowarts 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.
How much risk comes with planting early here
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 Cowarts compares
Cowarts's growing season runs about 270 days, ranking 5,598 of 40,283 US ZIP codes measured here, longest to shortest. Within AL, it ranks 46 of 809.
Learn more
zone vs. frost date explains why Zone 9a and Cowarts's frost date answer different questions, and the frost range explains how to read the range around Cowarts's dates instead of trusting one.