Captain Cook, HI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Captain Cook, a community in Hawaii County, Hawaii.
Overnight
68°F
Mostly Clear
Mostly clear, with a low around 68. Northwest wind around 3 mph.
7-day forecast for Captain Cook
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 68°F | Mostly Clear | 3 mph NW | 9% |
| Tuesday | 80°F | Mostly Sunny then Isolated Rain Showers | 5 mph WNW | 22% |
| Tuesday Night | 69°F | Isolated Rain Showers then Partly Cloudy | 3 mph WNW | 17% |
| Wednesday | 80°F | Mostly Sunny then Scattered Rain Showers | 3 mph WNW | 26% |
| Wednesday Night | 69°F | Isolated Rain Showers then Partly Cloudy | 2 mph NW | 21% |
| Thursday | 80°F | Mostly Sunny then Isolated Rain Showers | 3 mph WNW | 19% |
| Thursday Night | 69°F | Isolated Rain Showers then Partly Cloudy | 2 mph NW | 24% |
| Friday | 81°F | Mostly Sunny then Scattered Rain Showers | 3 mph W | 34% |
| Friday Night | 68°F | Mostly Clear | 2 mph W | 11% |
| Saturday | 82°F | Mostly Sunny then Scattered Rain Showers | 3 mph WNW | 54% |
| Saturday Night | 70°F | Mostly Clear | 2 mph NW | 14% |
| Sunday | 82°F | Mostly Sunny then Scattered Rain Showers | 2 mph NW | 40% |
| Sunday Night | 70°F | Scattered Rain Showers then Partly Cloudy | 5 mph NNW | 48% |
| Monday | 82°F | Mostly Sunny then Isolated Rain Showers | 5 mph WNW | 21% |
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 Aug 4, 2026.