Western Grove, AR 72640 Frost Dates
Frost dates for Western Grove, AR, ZIP 72640
The last spring frost here typically falls around 03/22, about 206 days from today. The first fall frost typically arrives around 11/09, about 231 frost-free days later.
Western Grove sits in USDA Zone 7b (5 to 10°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.
What to do before the first frost
Zone 7b around Western Grove has about 10 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
Why 03/22 isn't a guarantee
03/22 is the middle of 30 years of NOAA records, not a promise. Plant by 03/01 and you're betting against frost in roughly 9 years out of 10. 04/08 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Western Grove compares
About 231 days separate Western Grove's last and first frost, putting it 10,268 of 40,283 ZIP codes nationally. Within AR, it ranks 221 of 687.
Learn more
zone vs. frost date explains why Zone 7b and Western Grove's frost date answer different questions, and the frost range explains how to read the range around Western Grove's dates instead of trusting one.