Frost Dates for Captain Cook, HI

Based on data from Opihihale #2 24.1 weather station, 16 miles away

Frost Dates

This location never reaches freezing temperatures, so you can plant year-round!

In tropical and subtropical climates, the main challenge isn’t frost — it’s heat and humidity. Learn more about gardening in tropical climates.

19.50°N, -155.92°W © OpenStreetMap

USDA Hardiness Zone iHardiness zones indicate which perennial plants can survive winter in your area. For annual vegetables, frost dates and growing season length matter more than hardiness zone.

Zone 12a

Avg. annual minimum: 50 to 55°F (10 to 13°C)

Learn more

Köppen Climate iThe Köppen climate classification system categorizes climates based on temperature and precipitation patterns.

Cfb Oceanic (Marine West Coast)

Mild year-round with cool summers and wet winters. Excellent for cool-season crops like brassicas, peas, and root vegetables. Extended harvest seasons but summer heat-loving crops may struggle.

Köppen climate map

Temperature

50° 60° 70° 80°
66°
High: 74°F
Avg: 66°F
Low: 57°F
Jan
65°
High: 74°F
Avg: 65°F
Low: 57°F
Feb
66°
High: 74°F
Avg: 66°F
Low: 58°F
Mar
67°
High: 74°F
Avg: 67°F
Low: 60°F
Apr
68°
High: 75°F
Avg: 68°F
Low: 61°F
May
69°
High: 75°F
Avg: 69°F
Low: 63°F
Jun
70°
High: 77°F
Avg: 70°F
Low: 64°F
Jul
71°
High: 78°F
Avg: 71°F
Low: 64°F
Aug
70°
High: 77°F
Avg: 70°F
Low: 63°F
Sep
70°
High: 77°F
Avg: 70°F
Low: 62°F
Oct
68°
High: 76°F
Avg: 68°F
Low: 61°F
Nov
67°
High: 75°F
Avg: 67°F
Low: 58°F
Dec
Avg High Avg Temp Avg Low

Precipitation

0" 1" 2" 3" 3.1"
2.9"
2.92"
Jan
2.4"
2.42"
Feb
2.6"
2.56"
Mar
2.6"
2.63"
Apr
2.5"
2.48"
May
2.6"
2.56"
Jun
2.3"
2.34"
Jul
2.7"
2.70"
Aug
3.1"
3.09"
Sep
3.0"
3.05"
Oct
2.4"
2.40"
Nov
2.3"
2.27"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec11h11.5h12h12.5h13h13h13h12.5h12h11.5h11h11h
Jan: 6:31 AM – 5:29 PM · 10h 57m
Feb: 6:19 AM – 5:41 PM · 11h 22m
Mar: 6:04 AM – 5:56 PM · 11h 52m
Apr: 5:47 AM – 6:13 PM · 12h 27m
May: 5:33 AM – 6:27 PM · 12h 55m
Jun: 5:25 AM – 6:35 PM · 13h 09m
Jul: 5:28 AM – 6:32 PM · 13h 03m
Aug: 5:40 AM – 6:20 PM · 12h 39m
Sep: 5:57 AM – 6:03 PM · 12h 06m
Oct: 6:14 AM – 5:46 PM · 11h 33m
Nov: 6:28 AM – 5:32 PM · 11h 04m
Dec: 6:35 AM – 5:25 PM · 10h 51m
Daylight Longest: 13h 10m · Shortest: 10h 50m

Nearby Stations

S Kona 2 2.32, HI Sea Mtn 12.15, HI Mauna Loa 5 Nne, HI April 12 - December 1 Ke-Ahole Pt 68.13, HI Kailua Kona Ke-Ahole AP, HI Hawaii Vol Np Hq 54, HI

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