Vernon, CA 90033 Frost Dates
Vernon, CA: when does the frost end?
The NOAA station nearest to 90033 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).
Vernon against the rest of the dataset
About 365 days separate Vernon's last and first frost, putting it 2,017 of 40,283 ZIP codes nationally. Within CA, it ranks 911 of 2,555.
Learn more
Before leaning on 90033's figures: zone vs. frost date explains why Zone 10b and Vernon's frost date answer different questions, while local microclimates explains what one yard in Vernon can differ from the 90033 normal.