Broken Bow, OK 74752 Frost Dates
Broken Bow, OK: when does the frost end?
The last spring frost here typically falls around 03/26, about 210 days from today. Fall's first freeze usually shows up around 11/05, roughly 226 days after the last spring frost.
Broken Bow 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
With roughly 10 weeks until Broken Bow's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Broken Bow's last frost
03/26 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/04 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/11 and only about 1 year in 10 sees frost after that.
Broken Bow against the rest of the dataset
Broken Bow's growing season runs about 226 days, ranking 11,198 of 40,283 US ZIP codes measured here, longest to shortest. Within OK, it ranks 75 of 764.
Learn more
Before leaning on 74752's figures: local microclimates explains what one yard in Broken Bow can differ from the 74752 normal, while zone vs. frost date explains why Zone 7b and Broken Bow's frost date answer different questions.