Yucaipa, CA 92339 Frost Dates
When can you plant in Yucaipa, CA?
The last spring frost here typically falls around 05/27, about 272 days from today. The first fall frost typically arrives around 10/04, about 131 frost-free days later.
Zone 7b (5 to 10°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 Yucaipa, not a forecast for this year.
What to do before the first frost
About 5 weeks of growing season left in Yucaipa before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Yucaipa's last frost
05/27 is the middle of 30 years of NOAA records, not a promise. Plant by 05/06 and you're betting against frost in roughly 9 years out of 10. 06/09 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Yucaipa compares
At roughly 131 frost-free days, Yucaipa places 38,247 of 40,283 ZIP codes in this dataset. Within CA, it ranks 2,457 of 2,555.
Learn more
the frost range covers how to read the range around Yucaipa's dates instead of trusting one. local microclimates covers what one yard in Yucaipa can differ from the 92339 normal.