FrostDateCheck

Montgomery, AL 36113 Frost Dates

Frost dates for Montgomery, AL, ZIP 36113

Zone 8b

The last spring frost here typically falls around 03/13, about 197 days from today. The first fall frost typically arrives around 11/13, about 244 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 Montgomery, not a forecast for this year.

What to do before the first frost

Zone 8b around Montgomery 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.

The actual range around Montgomery's last frost

03/13 is the middle of 30 years of NOAA records, not a promise. Plant by 02/20 and you're betting against frost in roughly 9 years out of 10. 03/31 is the safer bet, historically only a 1-in-10 chance of frost that late.

How Montgomery compares

Montgomery's growing season runs about 244 days, ranking 8,189 of 40,283 US ZIP codes measured here, longest to shortest. Within AL, it ranks 246 of 809.

Learn more

the frost range explains how to read the range around Montgomery's dates instead of trusting one, and local microclimates explains what one yard in Montgomery can differ from the 36113 normal.