Haworth, OK 74740 Frost Dates
Haworth, 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.
Haworth 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 10 weeks until Haworth's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Haworth'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.
Haworth against the rest of the dataset
About 226 days separate Haworth's last and first frost, putting it 11,295 of 40,283 ZIP codes nationally. Within OK, it ranks 76 of 764.
Learn more
Before leaning on 74740's figures: local microclimates explains what one yard in Haworth can differ from the 74740 normal, while zone vs. frost date explains why Zone 8a and Haworth's frost date answer different questions.