Kerman, CA 93723 Frost Dates
Frost dates for Kerman, CA, ZIP 93723
Around 01/14 is the usual last spring frost, about 139 days away. The first fall frost typically arrives around 12/14, about 337 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 Kerman, not a forecast for this year.
What to do before the first frost
Zone 9b around Kerman 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.
How much risk comes with planting early here
01/14 is the middle of 30 years of NOAA records, not a promise. Plant by 02/11 and you're betting against frost in roughly 9 years out of 10. 12/22 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Kerman compares
At roughly 337 frost-free days, Kerman places 2,701 of 40,283 ZIP codes in this dataset. Within CA, it ranks 1,224 of 2,555.
Learn more
local microclimates explains what one yard in Kerman can differ from the 93723 normal, and zone vs. frost date explains why Zone 9b and Kerman's frost date answer different questions.