Vista, CA 92083 Frost Dates
92083, near Vista, CA: the frost window
The NOAA station nearest to 92083 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).
Vista against the rest of the dataset
About 365 days separate Vista's last and first frost, putting it 552 of 40,283 ZIP codes nationally. Within CA, it ranks 238 of 2,555.
Learn more
Two guides worth reading on 92083: zone vs. frost date, on why Zone 10a and Vista's frost date answer different questions, and local microclimates, on what one yard in Vista can differ from the 92083 normal.