La Habra Heights, CA 91748 Frost Dates
Frost dates for La Habra Heights, CA, ZIP 91748
The NOAA station nearest to 91748 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 La Habra Heights compares
La Habra Heights's growing season runs about 365 days, ranking 1,874 of 40,283 US ZIP codes measured here, longest to shortest. Within CA, it ranks 872 of 2,555.
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local microclimates explains what one yard in La Habra Heights can differ from the 91748 normal, and the methodology explains exactly which NOAA and USDA figures feed 91748's numbers.