Calion, AR 71724 Frost Dates
When can you plant in Calion, AR?
The last spring frost here typically falls around 03/18, about 202 days from today. The first fall frost typically arrives around 11/07, about 235 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 Calion, not a forecast for this year.
What to do before the first frost
About 10 weeks of growing season left in Calion before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
How much risk comes with planting early here
03/18 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. 04/06 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Calion compares
About 235 days separate Calion's last and first frost, putting it 9,648 of 40,283 ZIP codes nationally. Within AR, it ranks 150 of 687.
Learn more
zone vs. frost date covers why Zone 8b and Calion's frost date answer different questions. the frost range covers how to read the range around Calion's dates instead of trusting one.