FrostDateCheck

Arvin, CA 93596 Frost Dates

Frost dates for Arvin, CA, ZIP 93596

Zone 8b

The last spring frost here typically falls around 01/17, about 142 days from today. The first fall frost typically arrives around 12/15, about 334 frost-free days later.

The USDA Plant Hardiness Zone Map puts Arvin in Zone 8b (15 to 20°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 8b around Arvin 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

01/17 is the middle of 30 years of NOAA records, not a promise. Plant by 02/18 and you're betting against frost in roughly 9 years out of 10. 12/23 is the safer bet, historically only a 1-in-10 chance of frost that late.

How Arvin compares

Arvin's growing season runs about 334 days, ranking 2,782 of 40,283 US ZIP codes measured here, longest to shortest. Within CA, it ranks 1,272 of 2,555.

Learn more

zone vs. frost date explains why Zone 8b and Arvin's frost date answer different questions, and the frost range explains how to read the range around Arvin's dates instead of trusting one.