Goleta, CA 93107 Frost Dates
Frost dates for Goleta, CA, ZIP 93107
Typically, the last spring freeze lands around 12/31, roughly 125 days out. The first fall frost typically arrives around 12/20, about 365 frost-free days later.
The USDA Plant Hardiness Zone Map puts Goleta in Zone 10a (30 to 35°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 10a around Goleta has about 16 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.
How much risk comes with planting early here
12/31 is the middle of 30 years of NOAA records, not a promise. Plant by 01/29 and you're betting against frost in roughly 9 years out of 10. 12/08 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Goleta compares
Goleta's growing season runs about 365 days, ranking 1,034 of 40,283 US ZIP codes measured here, longest to shortest. Within CA, it ranks 447 of 2,555.
Learn more
zone vs. frost date explains why Zone 10a and Goleta's frost date answer different questions, and the frost range explains how to read the range around Goleta's dates instead of trusting one.