Clear Lake Shores, TX 77565 Frost Dates
Frost dates for Clear Lake Shores, TX, ZIP 77565
The last spring frost here typically falls around 01/31, about 156 days from today. The first fall frost typically arrives around 12/14, about 317 frost-free days later.
The USDA Plant Hardiness Zone Map puts Clear Lake Shores in Zone 9b (25 to 30°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
Zone 9b around Clear Lake Shores has about 15 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 01/31 isn't a guarantee
01/31 is the middle of 30 years of NOAA records, not a promise. Plant by 03/05 and you're betting against frost in roughly 9 years out of 10. 12/25 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Clear Lake Shores compares
About 317 days separate Clear Lake Shores's last and first frost, putting it 3,390 of 40,283 ZIP codes nationally. Within TX, it ranks 271 of 2,558.
Learn more
local microclimates explains what one yard in Clear Lake Shores can differ from the 77565 normal, and zone vs. frost date explains why Zone 9b and Clear Lake Shores's frost date answer different questions.