Macomb, OK 74852 Frost Dates
Macomb, OK: when does the frost end?
Around 03/30 is the usual last spring frost, about 214 days away. Fall's first freeze usually shows up around 11/05, roughly 221 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Macomb 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 Macomb's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Macomb's last frost
03/30 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/10 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/16 and only about 1 year in 10 sees frost after that.
Macomb against the rest of the dataset
At roughly 221 frost-free days, Macomb places 12,627 of 40,283 ZIP codes in this dataset. Within OK, it ranks 141 of 764.
Learn more
Before leaning on 74852's figures: the frost range explains how to read the range around Macomb's dates instead of trusting one, while local microclimates explains what one yard in Macomb can differ from the 74852 normal.