Humble, TX 77050 Frost Dates
When can you plant in Humble, TX?
Around 02/13 is the usual last spring frost, about 169 days away. The first fall frost typically arrives around 12/09, about 300 frost-free days later.
Zone 9b (25 to 30°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 Humble, not a forecast for this year.
What to do before the first frost
About 15 weeks of growing season left in Humble before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Humble's last frost
02/13 is the middle of 30 years of NOAA records, not a promise. Plant by 01/12 and you're betting against frost in roughly 9 years out of 10. 03/12 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Humble compares
Humble's growing season runs about 300 days, ranking 4,093 of 40,283 US ZIP codes measured here, longest to shortest. Within TX, it ranks 423 of 2,558.
Learn more
local microclimates covers what one yard in Humble can differ from the 77050 normal. zone vs. frost date covers why Zone 9b and Humble's frost date answer different questions.