October weather forecastCaptain Cook, HI
October
Weather in October
October, the same as September, in Captain Cook, Hawaii, is another pleasant autumn month, with an average temperature ranging between min 70°F (21.1°C) and max 73.2°F (22.9°C).Temperature
The warmest period falls in August and October, when the average high-temperature reaches 73.2°F (22.9°C).Humidity
In Captain Cook, the average relative humidity in October is 80%.Rainfall
In Captain Cook, in October, it is raining for 20.4 days, with typically 1.54" (39mm) of accumulated precipitation. In Captain Cook, during the entire year, the rain falls for 216.1 days and collects up to 16.57" (421mm) of precipitation.Daylight
In Captain Cook, Hawaii, the average length of the day in October is 11h and 41min.On the first day of October in Captain Cook, sunrise is at 6:14 am and sunset at 6:11 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 5:50 pm HST.
Sunshine
In Captain Cook, the average sunshine in October is 7.8h.UV index
May through October, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 6 in October interprets into the following advice:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Captain Cook, HI
- Average high temperature in October: 73.2°F
The warmest months (with the highest average high temperature) are August and October (73.2°F).
The month with the lowest average high temperature is February (68.9°F).
- Average low temperature in October: 70°F
The month with the highest average low temperature is October (70°F).
The coldest month (with the lowest average low temperature) is March (64.8°F).
Average pressure in October
Captain Cook, HI
- Average pressure in October: 29.96"Hg
The month with the highest atmospheric pressure is April (30.04"Hg).
The months with the lowest atmospheric pressure are September and October (29.96"Hg).
Average wind speed in October
Captain Cook, HI
- Average wind speed in October: 6mph
The windiest month (with the highest average wind speed) is May (6.3mph).
The calmest month (with the lowest average wind speed) is December (5.3mph).
Average humidity in October
Captain Cook, HI
- Average humidity in October: 80%
The months with the highest relative humidity are June, July, August and September (81%).
The month with the lowest relative humidity is February (73%).
Average rainfall in October
Captain Cook, HI
- Average rainfall in October: 1.54"
The wettest month (with the highest rainfall) is September (1.81").
The driest month (with the least rainfall) is January (0.75").
Average rainfall days in October
Captain Cook, HI
- Average rainfall days in October: 20.4 days
The month with the highest number of rainy days is August (21.8 days).
The month with the least rainy days is January (10.8 days).
Average daylight in October /
Average sunshine in October
Captain Cook, HI
- Average daylight in October: 11h and 42min
The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 11h and 0min).
- Average sunshine in October: 7h and 48min
The month with the most sunshine is May (Average sunshine: 10h and 42min).
The months with the least sunshine are November and December (Average sunshine: 7h and 18min).
Average sunshine days in October
Captain Cook, HI
- Average sunshine days in October: 3.7 days
The month with the most sunshine days is January (12.7 days).
The month with the least sunshine days is May (3.2 days).
Average UV index in October
Captain Cook, HI
- Average UV index in October: 6
The months with the highest UV index are May, June, July, August, September and October (UV index 6).
The months with the lowest UV index are January, February, March, April, November and December (UV index 5).
Average cloud cover in October
Captain Cook, HI
- Average cloud cover in October: 25
The month with the most cloud cover is June (Cloud cover 31).
The month with the least cloud cover is January (Cloud cover 15).
Average visibility in October
Captain Cook, HI
- Average visibility in October: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





