Oak Hill, AL 36766 Frost Dates
When can you plant in Oak Hill, AL?
Around 03/18 is the usual last spring frost, about 202 days away. The first fall frost typically arrives around 11/11, about 241 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 Oak Hill, not a forecast for this year.
What to do before the first frost
About 11 weeks of growing season left in Oak Hill before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
Why 03/18 isn't a guarantee
03/18 is the middle of 30 years of NOAA records, not a promise. Plant by 02/25 and you're betting against frost in roughly 9 years out of 10. 04/05 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Oak Hill compares
Oak Hill's growing season runs about 241 days, ranking 8,658 of 40,283 US ZIP codes measured here, longest to shortest. Within AL, it ranks 290 of 809.
Learn more
the frost range covers how to read the range around Oak Hill's dates instead of trusting one. local microclimates covers what one yard in Oak Hill can differ from the 36766 normal.