Leon, OK 73430 Frost Dates
Leon, OK: when does the frost end?
Typically, the last spring freeze lands around 04/06, roughly 221 days out. Fall's first freeze usually shows up around 11/02, roughly 211 days after the last spring frost.
Leon sits in USDA Zone 8a (10 to 15°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
With roughly 9 weeks until Leon's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
How much risk comes with planting early here
04/06 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/16 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/24 and only about 1 year in 10 sees frost after that.
Leon against the rest of the dataset
Leon's growing season runs about 211 days, ranking 14,909 of 40,283 US ZIP codes measured here, longest to shortest. Within OK, it ranks 456 of 764.
Learn more
Before leaning on 73430's figures: the frost range explains how to read the range around Leon's dates instead of trusting one, while local microclimates explains what one yard in Leon can differ from the 73430 normal.