Vernon, CA 90023 Frost Dates
Frost dates for Vernon, CA, ZIP 90023
The NOAA station nearest to 90023 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).
How Vernon compares
At roughly 365 frost-free days, Vernon places 2,016 of 40,283 ZIP codes in this dataset. Within CA, it ranks 910 of 2,555.
Learn more
zone vs. frost date explains why Zone 10b and Vernon's frost date answer different questions, and local microclimates explains what one yard in Vernon can differ from the 90023 normal.