Oakland, CA 94613 Frost Dates
94613, near Oakland, CA: the frost window
The NOAA station nearest to 94613 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).
Oakland against the rest of the dataset
Oakland's growing season runs about 365 days, ranking 50 of 40,283 US ZIP codes measured here, longest to shortest. Within CA, it ranks 30 of 2,555.
Learn more
Two guides worth reading on 94613: zone vs. frost date, on why Zone 10a and Oakland's frost date answer different questions, and local microclimates, on what one yard in Oakland can differ from the 94613 normal.