Kalihi Valley, HI planting zone & frost dates

Kalihi Valley is in USDA hardiness zone 12b. Frost is rare here: in most years temperatures do not drop to 32°F.

USDA hardiness zone12bavg. extreme winter low 55°F to 60°F

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

Useful for zone 12b gardens

Drip irrigation kit — saves water in long, hot seasons
Shade cloth — protects plants from midday sun
Soil moisture meter
Plants for zone 12

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Nearby cities

Kaneohe zone 12b
Honolulu zone 12b
Manoa zone 12b
Hālawa Heights zone 12b
Aliamanu / Salt Lakes / Foster Village zone 12b
Waikīkī zone 12b
Hālawa zone 12b
Palolo zone 12b

All cities in Hawaii → · Other zone 12b cities →

Questions

What growing zone is Kalihi Valley, HI?

Kalihi Valley is in USDA Plant Hardiness Zone 12b (average extreme winter low 55°F to 60°F), according to the USDA 2023 map.

Frost dates: NOAA U.S. Climate Normals 1991–2020, station Manoa Lyon Arbo 785.2, HI (USC00516128), 5.4 km (3.4 mi) from the city center, elevation 152 m, based on 27 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.