Fullerton, CA 92832 Frost Dates
Fullerton, CA: when does the frost end?
The NOAA station nearest to 92832 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).
Fullerton against the rest of the dataset
About 365 days separate Fullerton's last and first frost, putting it 409 of 40,283 ZIP codes nationally. Within CA, it ranks 152 of 2,555.
Learn more
Before leaning on 92832's figures: the methodology explains exactly which NOAA and USDA figures feed 92832's numbers, while zone vs. frost date explains why Zone 10b and Fullerton's frost date answer different questions.