Hooker, OK 73945 Frost Dates
Frost dates for Hooker, OK, ZIP 73945
Around 04/18 is the usual last spring frost, about 233 days away. The first fall frost typically arrives around 10/23, about 188 frost-free days later.
Hooker sits in USDA Zone 6b (-5 to 0°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 6b around Hooker 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.
Why 04/18 isn't a guarantee
04/18 is the middle of 30 years of NOAA records, not a promise. Plant by 04/04 and you're betting against frost in roughly 9 years out of 10. 05/01 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Hooker compares
About 188 days separate Hooker's last and first frost, putting it 22,088 of 40,283 ZIP codes nationally. Within OK, it ranks 737 of 764.
Learn more
zone vs. frost date explains why Zone 6b and Hooker's frost date answer different questions, and the frost range explains how to read the range around Hooker's dates instead of trusting one.