Terral, OK 76261 Frost Dates
Frost dates for Terral, OK, ZIP 76261
Around 03/24 is the usual last spring frost, about 208 days away. The first fall frost typically arrives around 11/08, about 229 frost-free days later.
The USDA Plant Hardiness Zone Map puts Terral in Zone 8a (10 to 15°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
Zone 8a around Terral has about 10 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
The actual range around Terral's last frost
03/24 is the middle of 30 years of NOAA records, not a promise. Plant by 03/05 and you're betting against frost in roughly 9 years out of 10. 04/13 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Terral compares
At roughly 229 frost-free days, Terral places 10,661 of 40,283 ZIP codes in this dataset. Within OK, it ranks 46 of 764.
Learn more
local microclimates explains what one yard in Terral can differ from the 76261 normal, and zone vs. frost date explains why Zone 8a and Terral's frost date answer different questions.