Fountain Lake, AR 71949 Frost Dates
71949, near Fountain Lake, AR: the frost window
Around 03/28 is the usual last spring frost, about 212 days away. Fall's first freeze usually shows up around 11/08, roughly 226 days after the last spring frost.
Zone 7b (5 to 10°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 Fountain Lake, not a forecast for this year.
Stretching the season past the first frost
Fountain Lake's growing season runs out in roughly 10 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 Lake's last frost
03/28 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/09 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/12 and only about 1 year in 10 sees frost after that.
Fountain Lake against the rest of the dataset
Fountain Lake's growing season runs about 226 days, ranking 11,274 of 40,283 US ZIP codes measured here, longest to shortest. Within AR, it ranks 311 of 687.
Learn more
Two guides worth reading on 71949: local microclimates, on what one yard in Fountain Lake can differ from the 71949 normal, and zone vs. frost date, on why Zone 7b and Fountain Lake's frost date answer different questions.