Olney, TX 76374 Frost Dates
Frost dates for Olney, TX, ZIP 76374
Typically, the last spring freeze lands around 03/31, roughly 215 days out. The first fall frost typically arrives around 11/08, about 222 frost-free days later.
Olney 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.
What to do before the first frost
Zone 8a around Olney 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 Olney's last frost
03/31 is the middle of 30 years of NOAA records, not a promise. Plant by 03/10 and you're betting against frost in roughly 9 years out of 10. 04/18 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Olney compares
At roughly 222 frost-free days, Olney places 12,263 of 40,283 ZIP codes in this dataset. Within TX, it ranks 2,275 of 2,558.
Learn more
the frost range explains how to read the range around Olney's dates instead of trusting one, and local microclimates explains what one yard in Olney can differ from the 76374 normal.