Huntington Beach, CA planting zone & frost dates

Huntington Beach is in USDA hardiness zone 10b. Frost is rare here: in most years temperatures do not drop to 32°F.

USDA hardiness zone10bavg. extreme winter low 35°F to 40°F

FrostRarein most years the nearest weather station records no 32°F freeze

Useful for zone 10b gardens

Drip irrigation kit — saves water in long, hot seasons
Shade cloth — protects plants from midday sun
Soil moisture meter
Plants for zone 10

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Hardiness zone by ZIP code in Huntington Beach

92605 zone 10b
92615 zone 10b
92646 zone 10b
92647 zone 10b
92648 zone 10b
92649 zone 10b

Nearby cities

Fountain Valley zone 10b
Newport Beach zone 10b
Costa Mesa zone 10b
Westminster zone 10b
Garden Grove zone 10b
Seal Beach zone 10b
Stanton zone 10a
Rossmoor zone 10a

All cities in California → · Other zone 10b cities →

Questions

What growing zone is Huntington Beach, CA?

Huntington Beach is in USDA Plant Hardiness Zone 10b (average extreme winter low 35°F to 40°F), according to the USDA 2023 map.

Frost dates: NOAA U.S. Climate Normals 1991–2020, station Newport Beach Harbor, CA (USC00046175), 12.5 km (7.8 mi) from the city center, elevation 3 m, based on 20 years of records. Hardiness zone: USDA Plant Hardiness Zone Map 2023 for the ZIP code nearest to the city center. Microclimates (valleys, hills, cities, coasts) can be warmer or colder: check the local forecast before planting. How we calculate the data.