La Mirada, CA 90604 Frost Dates
La Mirada, CA: when does the frost end?
The NOAA station nearest to 90604 does not report a usable frost-date normal for either event, so no last-frost or first-frost figure is shown here. The USDA hardiness zone below is still real: Zone 10b (35 to 40°F average annual minimum).
La Mirada against the rest of the dataset
At roughly 365 frost-free days, La Mirada places 906 of 40,283 ZIP codes in this dataset. Within CA, it ranks 370 of 2,555.
Learn more
Before leaning on 90604's figures: the methodology explains exactly which NOAA and USDA figures feed 90604's numbers, while zone vs. frost date explains why Zone 10b and La Mirada's frost date answer different questions.