The best times to visit Captain Cook for ideal weather are

December 17th to April 15th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.

 

 


Other Captain Cook Travel Info

Weather in Captain Cook

Temperature

Average temperatures in Captain Cook vary very little. Considering humidity, temperatures feel hot for most of the year with a very low chance of rain throughout the year. The area is somewhat temperate — in the 47th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Captain Cook, the hottest months are August, September, and then October. See average monthly temperatures below. The warmest time of year is generally mid August where highs are regularly around 87°F (30.6°C) with temperatures rarely dropping below 74.9°F (23.8°C) at night.

Captain Cook Temperatures (Fahrenheit)

Key
High
Average
Low

Captain Cook Temperatures (Celsius)

Key
High
Average
Low

“Feels-Like” Temperatures

The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

Captain Cook Perceived Temperature (F)

Key
High
Average
Low

Captain Cook Perceived Temperature (C)

Key
High
Average
Low

 

Average Captain Cook Temperatures by Month

Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

Show Fahrenheit

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 81.7 74.6 68.1
Feb 81.9 75.2 68.7
Mar 82.3 75.5 69.2
Apr 83.1 76.7 70.8
May 84 77.9 72.2
Jun 85 78.9 73.3
Jul 85.9 79.8 74.1
Aug 86.8 80.6 74.6
Sep 86.7 80.5 74.4
Oct 86.4 80.1 74
Nov 84.7 78 71.7
Dec 82.8 76.2 69.7

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 27.6 23.7 20.1
Feb 27.7 24 20.4
Mar 27.9 24.2 20.7
Apr 28.4 24.8 21.6
May 28.9 25.5 22.3
Jun 29.4 26.1 22.9
Jul 29.9 26.6 23.4
Aug 30.4 27 23.7
Sep 30.4 26.9 23.6
Oct 30.2 26.7 23.3
Nov 29.3 25.6 22.1
Dec 28.2 24.6 20.9

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Captain Cook are August, September, and then December. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early July. For example, on the week of July 2nd there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in late January and early February with an average of 1 days of significant precipitation the week of January 29th.

When can you find snow in Captain Cook? Weather stations report no annual snow. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

Chance of Precipitation

The graph below shows the % chance of rainy and snowy days in Captain Cook.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Captain Cook (in).

Key
Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 7% 0 1.3
Feb 6% 0 1
Mar 6% 0 0.6
Apr 5% 0 1
May 5% 0 0.6
Jun 6% 0 0.8
Jul 4% 0 0.5
Aug 3% 0 0.4
Sep 3% 0 0.4
Oct 5% 0 0.5
Nov 4% 0 0.5
Dec 4% 0 1.1

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 7 0 3.3
Feb 6 0 2.5
Mar 6 0 1.5
Apr 5 0 2.5
May 5 0 1.5
Jun 6 0 2
Jul 4 0 1.3
Aug 3 0 1
Sep 3 0 1
Oct 5 0 1.3
Nov 4 0 1.3
Dec 4 0 2.8

 

Humidity and Wind

Captain Cook has comfortably humid air throughout the year. The least humid month is January (55.8% relative humidity), and the most humid month is May (59.1%).

Wind in Captain Cook is usually calm. The windiest month is April, followed by March and July. April’s average wind speed of around 6.9 knots (7.9 MPH or 12.7 KPH) is considered “a light breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early to mid March where average top sustained speeds reach 13.7 knots, which is considered a moderate breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Captain Cook.

Key
Avg. Relative Humidity

Wind

The graph below shows wind speed (max and average) in knots.

Key
Max Sustained Wind
Average Daily Wind

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

Month Avg. Wind Avg. Wind Feel Sustained High Wind High Wind Feel
Jan 6.2 Light breeze 12.6 Significant breeze
Feb 6.5 Light breeze 12.9 Significant breeze
Mar 6.8 Light breeze 13.1 Significant breeze
Apr 6.9 Light breeze 12.7 Significant breeze
May 6.6 Light breeze 12.1 Significant breeze
Jun 6.4 Light breeze 11.9 Significant breeze
Jul 6.7 Light breeze 12.3 Significant breeze
Aug 6.7 Light breeze 12.4 Significant breeze
Sep 6.5 Light breeze 12.1 Significant breeze
Oct 6.1 Light breeze 11.7 Significant breeze
Nov 5.8 Light breeze 12.1 Significant breeze
Dec 6.1 Light breeze 12.2 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 55.8%
Feb 56.5%
Mar 56.9%
Apr 56.2%
May 59.1%
Jun 58%
Jul 58.8%
Aug 57.7%
Sep 57.5%
Oct 58.8%
Nov 58.9%
Dec 58.9%

 

Is it Safe to Travel to Captain Cook?

Our best data indicates this area is generally safe. As of Dec 04, 2023 there are no travel advisories or warnings for the United States; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Dec 04, 2023.


 

The Busiest and Least Crowded Months

The busiest month for tourism in Captain Cook, HI, US is July, followed by March and February. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Captain Cook in June. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month

 

Most Popular Months to Visit

Key
Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 75.7 in June means 75.7% of the tourists vs. July.

 

 

Overall Captain Cook Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel warm. Highs range from 84.8°F (29.3°C) and 81.7°F (27.6°C) with warmer temperatures in the later months. Rain is rare with 1 to 2 days of significant precipitation per month. Spring is the second busiest for tourism, which makes it a good time for those looking for things to do.

Summer (June through August)

The middle-year months have very comfortable weather with high temperatures that are quite warm. These months see moderate precipitation with 1 to 2 days of precipitation per month. June – August is fairly slow season for tourism in Captain Cook, so lodging and other accommodations may cost slightly less.

Fall (September through November)

Fall daily highs range from 87°F (30.6°C) and 84.1°F (28.9°C), which will feel very nice given the humidity and wind. It rains or snows a normal amount: approximately 1 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.

Winter (December through February)

Weather is perfect this time of year in Captain Cook to be enjoyable for warm weather travelers. The average high during this season is between 83.2°F (28.4°C) and 81.5°F (27.5°C). On average, it rains or snows a smalll amount: 1 to 2 times per month. These times of year are the busiest with tourists.

 

Best Times to Travel› the United States › Captain Cook, HI, US