Jasper, AL 35501 Frost Dates
When can you plant in Jasper, AL?
Around 03/30 is the usual last spring frost, about 214 days away. The first fall frost typically arrives around 11/04, about 220 frost-free days later.
Jasper sits in USDA Zone 8a (10 to 15°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
About 10 weeks of growing season left in Jasper before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
How much risk comes with planting early here
03/30 is the middle of 30 years of NOAA records, not a promise. Plant by 03/10 and you're betting against frost in roughly 9 years out of 10. 04/16 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Jasper compares
About 220 days separate Jasper's last and first frost, putting it 12,756 of 40,283 ZIP codes nationally. Within AL, it ranks 630 of 809.
Learn more
local microclimates covers what one yard in Jasper can differ from the 35501 normal. zone vs. frost date covers why Zone 8a and Jasper's frost date answer different questions.