FrostDateCheck

Antlers, OK 74557 Frost Dates

74557, near Antlers, OK: the frost window

Zone 8a

Typically, the last spring freeze lands around 04/02, roughly 217 days out. Fall's first freeze usually shows up around 11/01, roughly 212 days after the last spring frost.

The USDA Plant Hardiness Zone Map puts Antlers 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

Antlers's growing season runs out in roughly 9 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 Antlers's last frost

04/02 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/14 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/20 and only about 1 year in 10 sees frost after that.

Antlers against the rest of the dataset

At roughly 212 frost-free days, Antlers places 14,615 of 40,283 ZIP codes in this dataset. Within OK, it ranks 423 of 764.

Learn more

Two guides worth reading on 74557: zone vs. frost date, on why Zone 8a and Antlers's frost date answer different questions, and the frost range, on how to read the range around Antlers's dates instead of trusting one.