Glendale, CA 91204 Frost Dates
Frost dates for Glendale, CA, ZIP 91204
The NOAA station nearest to 91204 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).
How Glendale compares
Glendale's growing season runs about 365 days, ranking 367 of 40,283 US ZIP codes measured here, longest to shortest. Within CA, it ranks 122 of 2,555.
Learn more
local microclimates explains what one yard in Glendale can differ from the 91204 normal, and the methodology explains exactly which NOAA and USDA figures feed 91204's numbers.