East Duke, OK 73532 Frost Dates
73532, near East Duke, OK: the frost window
Typically, the last spring freeze lands around 04/03, roughly 218 days out. Fall's first freeze usually shows up around 11/04, roughly 214 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts East Duke in Zone 7b (5 to 10°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
East Duke'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.
How much risk comes with planting early here
04/03 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/15 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/21 and only about 1 year in 10 sees frost after that.
East Duke against the rest of the dataset
About 214 days separate East Duke's last and first frost, putting it 14,352 of 40,283 ZIP codes nationally. Within OK, it ranks 380 of 764.
Learn more
Two guides worth reading on 73532: the frost range, on how to read the range around East Duke's dates instead of trusting one, and local microclimates, on what one yard in East Duke can differ from the 73532 normal.