Quinton, OK 74561 Frost Dates
Quinton, OK: when does the frost end?
Around 04/02 is the usual last spring frost, about 217 days away. Fall's first freeze usually shows up around 11/05, roughly 218 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Quinton 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
With roughly 10 weeks until Quinton's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Quinton's last frost
04/02 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/12 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/19 and only about 1 year in 10 sees frost after that.
Quinton against the rest of the dataset
At roughly 218 frost-free days, Quinton places 13,311 of 40,283 ZIP codes in this dataset. Within OK, it ranks 232 of 764.
Learn more
Before leaning on 74561's figures: the frost range explains how to read the range around Quinton's dates instead of trusting one, while local microclimates explains what one yard in Quinton can differ from the 74561 normal.