Avant, OK 74001 Frost Dates
Frost dates for Avant, OK, ZIP 74001
Typically, the last spring freeze lands around 04/11, roughly 226 days out. The first fall frost typically arrives around 10/24, about 195 frost-free days later.
Zone 7a (0 to 5°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for Avant, not a forecast for this year.
What to do before the first frost
Zone 7a around Avant has about 8 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.
How much risk comes with planting early here
04/11 is the middle of 30 years of NOAA records, not a promise. Plant by 03/27 and you're betting against frost in roughly 9 years out of 10. 04/30 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Avant compares
About 195 days separate Avant's last and first frost, putting it 19,350 of 40,283 ZIP codes nationally. Within OK, it ranks 713 of 764.
Learn more
the frost range explains how to read the range around Avant's dates instead of trusting one, and local microclimates explains what one yard in Avant can differ from the 74001 normal.