FrostDateCheck

Hereford, TX 79025 Frost Dates

Frost dates for Hereford, TX, ZIP 79025

Zone 7a

The last spring frost here typically falls around 04/15, about 230 days from today. The first fall frost typically arrives around 10/25, about 192 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 Hereford, not a forecast for this year.

What to do before the first frost

Zone 7a around Hereford 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.

The actual range around Hereford's last frost

04/15 is the middle of 30 years of NOAA records, not a promise. Plant by 03/31 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 Hereford compares

Hereford's growing season runs about 192 days, ranking 20,203 of 40,283 US ZIP codes measured here, longest to shortest. Within TX, it ranks 2,489 of 2,558.

Learn more

zone vs. frost date explains why Zone 7a and Hereford's frost date answer different questions, and the frost range explains how to read the range around Hereford's dates instead of trusting one.