Lone Grove, OK 73402 Frost Dates
Frost dates for Lone Grove, OK, ZIP 73402
The last spring frost here typically falls around 04/06, about 221 days from today. The first fall frost typically arrives around 11/01, about 204 frost-free days later.
Zone 8a (10 to 15°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 Lone Grove, not a forecast for this year.
What to do before the first frost
Zone 8a around Lone Grove has about 9 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
04/06 is the middle of 30 years of NOAA records, not a promise. Plant by 03/20 and you're betting against frost in roughly 9 years out of 10. 04/25 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Lone Grove compares
At roughly 204 frost-free days, Lone Grove places 16,570 of 40,283 ZIP codes in this dataset. Within OK, it ranks 594 of 764.
Learn more
the frost range explains how to read the range around Lone Grove's dates instead of trusting one, and local microclimates explains what one yard in Lone Grove can differ from the 73402 normal.