Fountain Hill, AR 71642 Frost Dates
71642, near Fountain Hill, AR: the frost window
Typically, the last spring freeze lands around 03/18, roughly 202 days out. Fall's first freeze usually shows up around 11/11, roughly 238 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Fountain Hill in Zone 8b (15 to 20°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
Fountain Hill's growing season runs out in roughly 11 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
The actual range around Fountain Hill's last frost
03/18 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 02/26 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/06 and only about 1 year in 10 sees frost after that.
Fountain Hill against the rest of the dataset
At roughly 238 frost-free days, Fountain Hill places 9,060 of 40,283 ZIP codes in this dataset. Within AR, it ranks 125 of 687.
Learn more
Two guides worth reading on 71642: the frost range, on how to read the range around Fountain Hill's dates instead of trusting one, and local microclimates, on what one yard in Fountain Hill can differ from the 71642 normal.