Centrahoma, OK 74534 Frost Dates
74534, near Centrahoma, OK: the frost window
The last spring frost here typically falls around 03/31, about 215 days from today. Fall's first freeze usually shows up around 11/04, roughly 219 days after the last spring frost.
Centrahoma 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.
Stretching the season past the first frost
Centrahoma'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.
Why 03/31 isn't a guarantee
03/31 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 04/18 and only about 1 year in 10 sees frost after that.
Centrahoma against the rest of the dataset
At roughly 219 frost-free days, Centrahoma places 13,126 of 40,283 ZIP codes in this dataset. Within OK, it ranks 226 of 764.
Learn more
Two guides worth reading on 74534: local microclimates, on what one yard in Centrahoma can differ from the 74534 normal, and zone vs. frost date, on why Zone 7b and Centrahoma's frost date answer different questions.