Cardiff, AL 35036 Frost Dates
Cardiff, AL: when does the frost end?
Typically, the last spring freeze lands around 03/21, roughly 205 days out. Fall's first freeze usually shows up around 11/11, roughly 236 days after the last spring frost.
Cardiff 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.
Stretching the season past the first frost
With roughly 11 weeks until Cardiff's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Cardiff's last frost
03/21 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 02/28 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/08 and only about 1 year in 10 sees frost after that.
Cardiff against the rest of the dataset
Cardiff's growing season runs about 236 days, ranking 9,529 of 40,283 US ZIP codes measured here, longest to shortest. Within AL, it ranks 425 of 809.
Learn more
Before leaning on 35036's figures: the frost range explains how to read the range around Cardiff's dates instead of trusting one, while local microclimates explains what one yard in Cardiff can differ from the 35036 normal.