Weaver, AL 36257 Frost Dates
Frost dates for Weaver, AL, ZIP 36257
Around 03/23 is the usual last spring frost, about 207 days away. The first fall frost typically arrives around 11/09, about 231 frost-free days later.
Zone 8a (10 to 15°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 Weaver, not a forecast for this year.
What to do before the first frost
Zone 8a around Weaver has about 10 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 03/23 isn't a guarantee
03/23 is the middle of 30 years of NOAA records, not a promise. Plant by 03/01 and you're betting against frost in roughly 9 years out of 10. 04/09 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Weaver compares
At roughly 231 frost-free days, Weaver places 10,199 of 40,283 ZIP codes in this dataset. Within AL, it ranks 477 of 809.
Learn more
the frost range explains how to read the range around Weaver's dates instead of trusting one, and local microclimates explains what one yard in Weaver can differ from the 36257 normal.