Diaz, AR 72043 Frost Dates
Diaz, AR: when does the frost end?
Typically, the last spring freeze lands around 03/18, roughly 202 days out. Fall's first freeze usually shows up around 11/11, roughly 240 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Diaz in Zone 8a (10 to 15°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
Stretching the season past the first frost
With roughly 11 weeks until Diaz's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Diaz's last frost
03/18 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 04/04 and only about 1 year in 10 sees frost after that.
Diaz against the rest of the dataset
Diaz's growing season runs about 240 days, ranking 8,704 of 40,283 US ZIP codes measured here, longest to shortest. Within AR, it ranks 88 of 687.
Learn more
Before leaning on 72043's figures: zone vs. frost date explains why Zone 8a and Diaz's frost date answer different questions, while the frost range explains how to read the range around Diaz's dates instead of trusting one.