Fairfield, AL 35218 Frost Dates
When can you plant in Fairfield, AL?
Typically, the last spring freeze lands around 03/21, roughly 205 days out. The first fall frost typically arrives around 11/11, about 236 frost-free days later.
Fairfield 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 11 weeks of growing season left in Fairfield before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
Why 03/21 isn't a guarantee
03/21 is the middle of 30 years of NOAA records, not a promise. Plant by 02/28 and you're betting against frost in roughly 9 years out of 10. 04/08 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Fairfield compares
Fairfield's growing season runs about 236 days, ranking 9,414 of 40,283 US ZIP codes measured here, longest to shortest. Within AL, it ranks 379 of 809.
Learn more
local microclimates covers what one yard in Fairfield can differ from the 35218 normal. zone vs. frost date covers why Zone 8a and Fairfield's frost date answer different questions.