Newport Beach, CA 92617 Frost Dates
Frost dates for Newport Beach, CA, ZIP 92617
The NOAA station nearest to 92617 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 Newport Beach compares
Newport Beach's growing season runs about 365 days, ranking 665 of 40,283 US ZIP codes measured here, longest to shortest. Within CA, it ranks 288 of 2,555.
Learn more
the methodology explains exactly which NOAA and USDA figures feed 92617's numbers, and zone vs. frost date explains why Zone 10b and Newport Beach's frost date answer different questions.