Pico Rivera, CA 90606 Frost Dates
When can you plant in Pico Rivera, CA?
The last spring frost here typically falls around 01/04, about 129 days from today. The first fall frost typically arrives around 01/02, about 365 frost-free days later.
Zone 10b (35 to 40°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 Pico Rivera, not a forecast for this year.
What to do before the first frost
About 18 weeks of growing season left in Pico Rivera before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Pico Rivera's last frost
01/04 is the middle of 30 years of NOAA records, not a promise. Plant by 01/28 and you're betting against frost in roughly 9 years out of 10. 12/19 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Pico Rivera compares
About 365 days separate Pico Rivera's last and first frost, putting it 776 of 40,283 ZIP codes nationally. Within CA, it ranks 328 of 2,555.
Learn more
zone vs. frost date covers why Zone 10b and Pico Rivera's frost date answer different questions. the frost range covers how to read the range around Pico Rivera's dates instead of trusting one.