Brea, CA 92823 Frost Dates
Frost dates for Brea, CA, ZIP 92823
The NOAA station nearest to 92823 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 10a (30 to 35°F average annual minimum).
How Brea compares
Brea's growing season runs about 365 days, ranking 902 of 40,283 US ZIP codes measured here, longest to shortest. Within CA, it ranks 368 of 2,555.
Learn more
zone vs. frost date explains why Zone 10a and Brea's frost date answer different questions, and local microclimates explains what one yard in Brea can differ from the 92823 normal.