Stockton, CA 95236 Frost Dates
Frost dates for Stockton, CA, ZIP 95236
Around 02/06 is the usual last spring frost, about 162 days away. The first fall frost typically arrives around 12/01, about 304 frost-free days later.
Stockton sits in USDA Zone 9b (25 to 30°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
What to do before the first frost
Zone 9b around Stockton has about 14 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 Stockton's last frost
02/06 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. 12/31 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Stockton compares
Stockton's growing season runs about 304 days, ranking 3,745 of 40,283 US ZIP codes measured here, longest to shortest. Within CA, it ranks 1,514 of 2,555.
Learn more
zone vs. frost date explains why Zone 9b and Stockton's frost date answer different questions, and the frost range explains how to read the range around Stockton's dates instead of trusting one.