Grand Prairie, TX 75052 Frost Dates
Frost dates for Grand Prairie, TX, ZIP 75052
The last spring frost here typically falls around 03/20, about 204 days from today. The first fall frost typically arrives around 11/13, about 236 frost-free days later.
Zone 8b (15 to 20°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 Grand Prairie, not a forecast for this year.
What to do before the first frost
Zone 8b around Grand Prairie has about 11 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 03/20 isn't a guarantee
03/20 is the middle of 30 years of NOAA records, not a promise. Plant by 02/28 and you're betting against frost in roughly 9 years out of 10. 04/08 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Grand Prairie compares
Grand Prairie's growing season runs about 236 days, ranking 9,215 of 40,283 US ZIP codes measured here, longest to shortest. Within TX, it ranks 2,002 of 2,558.
Learn more
zone vs. frost date explains why Zone 8b and Grand Prairie's frost date answer different questions, and the frost range explains how to read the range around Grand Prairie's dates instead of trusting one.