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September 16th, 2026 :: 12:30 am HST   

Local Weather Report for
Captain Cook
Hawaii, United States

 Captain Cook Weather Forecast Summary  
 
Today
Sep 16th
Thursday
Sep 17th
Friday
Sep 18th
Saturday
Sep 19th
Sunday
Sep 20th
Sunny Mostly Cloudy with Showers Mostly Sunny Mostly Sunny Mostly Sunny
63°F
58°F
53°F
57°F
51°F
60°F
50°F
60°F
49°F
 
 Captain Cook Detailed Weather Forecast  
 
Wednesday, September 16th, 2026
Overnight Temperature: 52°F
Clear.
Morning Temperature: 59°F
Sunny.
Afternoon Temperature: 61°F
Mostly sunny with a slight chance of showers. Windy at times.
Evening Temperature: 55°F
Clear with a slight chance of showers.
Thursday, September 17th, 2026
Overnight Temperature: 54°F
Clear.
Morning Temperature: 57°F
Sunny with cloudy periods with a chance of showers. Slight chance of a thunderstorm.
Afternoon Temperature: 56°F
A mix of cloud and sun with showers likely. Slight chance of a thunderstorm.
Evening Temperature: 54°F
A mix of clear and cloudy skies with showers likely. Slight chance of a thunderstorm.
Friday, September 18th, 2026
Overnight Temperature: 51°F
Clear with cloudy periods with a chance of showers.
Morning Temperature: 55°F
Mostly sunny with a slight chance of showers. Windy at times.
Afternoon Temperature: 56°F
Sunny with cloudy periods with a chance of showers. Windy at times.
Evening Temperature: 52°F
Mostly clear with a slight chance of showers.
Saturday, September 19th, 2026
Overnight Temperature: 50°F
Mostly clear.
Morning Temperature: 55°F
Mostly sunny. Windy at times.
Afternoon Temperature: 58°F
Sunny. Windy at times.
Evening Temperature: 52°F
Clear.
Sunday, September 20th, 2026
Overnight Temperature: 50°F
Clear.
Morning Temperature: 57°F
Mostly sunny. Windy at times.
Afternoon Temperature: 59°F
Mostly sunny. Windy at times.
Evening Temperature: 52°F
Mostly clear.
Monday, September 21st, 2026
Overnight Temperature: 50°F
Clear.
Morning Temperature: 56°F
Sunny. Windy at times.
Afternoon Temperature: 58°F
A mix of sun and cloud with a chance of showers. Windy at times.
Evening Temperature: 55°F
A mix of cloudy and clear skies with a chance of showers or thundershowers. Windy at times.
Tuesday, September 22nd, 2026
Overnight Temperature: 56°F
A mix of cloudy and clear skies with a chance of showers or thundershowers. Windy at times.
Morning Temperature: 56°F
Cloudy with a few showers. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 55°F
Cloudy with a few showers. Slight chance of a thunderstorm. Windy.
Evening Temperature: 55°F
Cloudy with rain. Slight chance of a thunderstorm. Windy.
Wednesday, September 23rd, 2026
Overnight Temperature: 53°F
Cloudy with rain, at times heavy. Windy.
Morning Temperature: 53°F
Cloudy with rain, at times heavy. Windy.
Afternoon Temperature: 55°F
Cloudy with heavy rain. Slight chance of a thunderstorm. Wind 20 to 30 mph.
Evening Temperature: 55°F
Cloudy with heavy rain. Slight chance of a thunderstorm. Windy at times.
Thursday, September 24th, 2026
Overnight Temperature: 53°F
A mix of clear and cloudy skies with showers likely. Windy at times.
Morning Temperature: 57°F
Sunny with cloudy periods with a slight chance of showers. Windy at times.
Afternoon Temperature: 59°F
Mostly sunny with a slight chance of showers.
Evening Temperature: 55°F
Mostly clear.





 

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Partly Clear

 
This WeatherCity Weather Forecast for Captain Cook, Hawaii, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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