Coronado, CA 92107 Frost Dates
Frost dates for Coronado, CA, ZIP 92107
The NOAA station nearest to 92107 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).
How Coronado compares
At roughly 365 frost-free days, Coronado places 1,493 of 40,283 ZIP codes in this dataset. Within CA, it ranks 770 of 2,555.
Learn more
the methodology explains exactly which NOAA and USDA figures feed 92107's numbers, and zone vs. frost date explains why Zone 10b and Coronado's frost date answer different questions.