Captain Cook, HI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Captain Cook, a community in Hawaii County, Hawaii.
Tonight
70°F
Mostly Cloudy
Mostly cloudy, with a low around 70. North northeast wind around 5 mph.
7-day forecast for Captain Cook
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 70°F | Mostly Cloudy | 5 mph NNE | 14% |
| Saturday | 81°F | Mostly Cloudy | 5 to 8 mph WSW | 12% |
| Saturday Night | 70°F | Mostly Cloudy | 2 mph NW | 8% |
| Sunday | 82°F | Partly Sunny | 2 mph NW | 3% |
| Sunday Night | 70°F | Mostly Cloudy | 2 mph SW | 8% |
| Monday | 82°F | Mostly Sunny | 2 mph WNW | 14% |
| Monday Night | 71°F | Partly Cloudy | 2 mph NNW | 12% |
| Tuesday | 83°F | Partly Sunny | 2 mph WNW | 5% |
| Tuesday Night | 71°F | Mostly Cloudy | 2 mph NNW | 12% |
| Wednesday | 82°F | Mostly Cloudy then Isolated Rain Showers | 1 mph W | 17% |
| Wednesday Night | 71°F | Isolated Rain Showers then Mostly Cloudy | 1 mph SE | 22% |
| Thursday | 81°F | Mostly Cloudy then Isolated Rain Showers | 1 mph WNW | 23% |
| Thursday Night | 70°F | Isolated Rain Showers then Mostly Cloudy | 2 mph ESE | 21% |
| Friday | 80°F | Mostly Cloudy then Isolated Rain Showers | 5 mph NNW | 15% |
Forecast source: National Weather Service (api.weather.gov) for Captain Cook (19.500, -155.894). Updated through the day.
Growing snapshot for Captain Cook
Growing season
365 days
More local growing data for Captain Cook: nearby ZIP 96750 weather · frost dates · planting calendar · Hawaii frost dates
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Climate data from the nearest NOAA station, Ke-Ahole Pt 68.13, Hi (17.2 mi from Captain Cook). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.