Orange, CA 92866 Frost Dates
92866, near Orange, CA: the frost window
The NOAA station nearest to 92866 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).
Orange against the rest of the dataset
At roughly 365 frost-free days, Orange places 416 of 40,283 ZIP codes in this dataset. Within CA, it ranks 159 of 2,555.
Learn more
Two guides worth reading on 92866: local microclimates, on what one yard in Orange can differ from the 92866 normal, and the methodology, on exactly which NOAA and USDA figures feed 92866's numbers.