Parrish, AL 35580 Frost Dates
35580, near Parrish, AL: the frost window
Around 03/30 is the usual last spring frost, about 214 days away. Fall's first freeze usually shows up around 11/04, roughly 220 days after the last spring frost.
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 Parrish, not a forecast for this year.
Stretching the season past the first frost
Parrish's growing season runs out in roughly 10 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
Why 03/30 isn't a guarantee
03/30 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/10 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/16 and only about 1 year in 10 sees frost after that.
Parrish against the rest of the dataset
Parrish's growing season runs about 220 days, ranking 12,866 of 40,283 US ZIP codes measured here, longest to shortest. Within AL, it ranks 645 of 809.
Learn more
Two guides worth reading on 35580: the frost range, on how to read the range around Parrish's dates instead of trusting one, and local microclimates, on what one yard in Parrish can differ from the 35580 normal.