Noble, OK 73070 Frost Dates
Noble, OK: when does the frost end?
Around 03/31 is the usual last spring frost, about 215 days away. Fall's first freeze usually shows up around 11/05, roughly 219 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Noble 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 Noble's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Noble's last frost
03/31 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 04/17 and only about 1 year in 10 sees frost after that.
Noble against the rest of the dataset
About 219 days separate Noble's last and first frost, putting it 13,000 of 40,283 ZIP codes nationally. Within OK, it ranks 220 of 764.
Learn more
Before leaning on 73070's figures: local microclimates explains what one yard in Noble can differ from the 73070 normal, while zone vs. frost date explains why Zone 7b and Noble's frost date answer different questions.