Weather forecast for 10 daysKaunakakai, HI
Weather forecast for the weekend
Sunday Oct 18, 2026
- 86°F
- 73°F
Mostly Sunny / Wind
- Precip. probability: 3%
- Precipitation: 0"
- Wind: 21mphENE 61°
- Humidity: 62%
- UV index: 10
- Sunrise: 6:24 am HST
- Sunset: 6:01 pm HST
- details ▼
Today, in Kaunakakai, moderate to strong winds will accompany a mainly sunny sky.
The temperature is anticipated to vary between a maximum of a humid 86°F and a minimum of a moderately hot 73.4°F.
The maximum heat index, which factors the actual air temperature with the relative humidity, is evaluated at a tropical 91.4°F. Note that heat index values are valued for light wind and location in the shade.
Today's high is predicted to be moderately higher than the average high in October of 79.9°F.
Sunrise will be at 6:24 am and sunset at 6:01 pm; the daylight will last for 11h and 37min.
The temperature is anticipated to vary between a maximum of a humid 86°F and a minimum of a moderately hot 73.4°F.
The maximum heat index, which factors the actual air temperature with the relative humidity, is evaluated at a tropical 91.4°F. Note that heat index values are valued for light wind and location in the shade.
Today's high is predicted to be moderately higher than the average high in October of 79.9°F.
Sunrise will be at 6:24 am and sunset at 6:01 pm; the daylight will last for 11h and 37min.
10-day overview
Daily temperatures
Warmest period: today - Friday 86°C.
Coldest period: Saturday - Tuesday 84°C.
Coldest period: Saturday - Tuesday 84°C.
Chance of precipitation
Highest chance: Tuesday 27.10. 18%.
Long-term weather forecast
- Sunday
- Oct 18, 2026
- 86°F
- 73°F
Mostly Sunny / Wind
- Precip. probability: 3%
- Precipitation: 0"
- Wind: 21mphENE 61°
- Humidity: 62%
- UV index: 10
- Sunrise: 6:24 am HST
- Sunset: 6:01 pm HST
- details ▼
- Monday
- Oct 19, 2026
- 86°F
- 73°F
Mostly Sunny / Wind
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 20mphENE 66°
- Humidity: 62%
- UV index: 10
- Sunrise: 6:25 am HST
- Sunset: 6:00 pm HST
- details ▼
- Tuesday
- Oct 20, 2026
- 86°F
- 73°F
Mostly Sunny / Wind
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 21mphENE 66°
- Humidity: 59%
- UV index: 10
- Sunrise: 6:25 am HST
- Sunset: 5:59 pm HST
- details ▼
- Wednesday
- Oct 21, 2026
- 86°F
- 72°F
Sunny
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 17mphENE 66°
- Humidity: 60%
- UV index: 10
- Sunrise: 6:26 am HST
- Sunset: 5:59 pm HST
- details ▼
- Thursday
- Oct 22, 2026
- 86°F
- 73°F
Mostly Sunny
- Precip. probability: 10%
- Precipitation: 0"
- Wind: 11mphENE 62°
- Humidity: 63%
- UV index: 10
- Sunrise: 6:26 am HST
- Sunset: 5:58 pm HST
- details ▼
- Friday
- Oct 23, 2026
- 86°F
- 75°F
Partly Cloudy
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 11mphNE 50°
- Humidity: 66%
- UV index: 9
- Sunrise: 6:26 am HST
- Sunset: 5:57 pm HST
- details ▼
- Saturday
- Oct 24, 2026
- 84°F
- 73°F
Mostly Cloudy
- Precip. probability: 8%
- Precipitation: 0"
- Wind: 12mphNE 43°
- Humidity: 70%
- UV index: 8
- Sunrise: 6:27 am HST
- Sunset: 5:57 pm HST
- details ▼
- Sunday
- Oct 25, 2026
- 84°F
- 75°F
Partly Cloudy
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 14mphNE 46°
- Humidity: 69%
- UV index: 9
- Sunrise: 6:27 am HST
- Sunset: 5:56 pm HST
- details ▼
- Monday
- Oct 26, 2026
- 84°F
- 73°F
Mostly Cloudy
- Precip. probability: 12%
- Precipitation: 0"
- Wind: 14mphNE 56°
- Humidity: 69%
- UV index: 8
- Sunrise: 6:28 am HST
- Sunset: 5:55 pm HST
- details ▼
- Tuesday
- Oct 27, 2026
- 84°F
- 75°F
Mostly Cloudy
- Precip. probability: 18%
- Precipitation: 0"
- Wind: 14mphENE 60°
- Humidity: 70%
- UV index: 7
- Sunrise: 6:28 am HST
- Sunset: 5:55 pm HST
- details ▼
It is expected that a combination of bright and cloud-filled weather is expected.
Rainfall is not predicted in Kaunakakai in the upcoming period.
Highs will stay within a very narrow margin in the upcoming days. Highs will range from 84.2°F to 86°F, while the overnight low will be also nearly unchanged, as the minimum temperature is expected to range between 71.6°F and 75.2°F.
With a maximum temperature of 86°F, Sunday through Friday will be the hottest days in Kaunakakai; Saturday through next Tuesday, with the highest temperature of 84.2°F, will be the coldest days in Kaunakakai.
Including the humidity's impact, the maximum feel-like temperature may increase and vary between a humid 91.4°F and a hot 93.2°F.
Rainfall is not predicted in Kaunakakai in the upcoming period.
Highs will stay within a very narrow margin in the upcoming days. Highs will range from 84.2°F to 86°F, while the overnight low will be also nearly unchanged, as the minimum temperature is expected to range between 71.6°F and 75.2°F.
With a maximum temperature of 86°F, Sunday through Friday will be the hottest days in Kaunakakai; Saturday through next Tuesday, with the highest temperature of 84.2°F, will be the coldest days in Kaunakakai.
Including the humidity's impact, the maximum feel-like temperature may increase and vary between a humid 91.4°F and a hot 93.2°F.
Updated: Oct 18, 2026 @ 12:23:13 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
On Sunday, in Kaunakakai, mainly sunny skies with occasional strong gusts are expected.
Today, the maximum temperature will be 86°F, while the minimum temperature will be 73.4°F. The maximum heat index, which combines relative humidity and air temperature, is assessed at 91.4°F.
The highest temperature will be slightly warmer than the average maximum of 79.9°F in October. The lowest temperature today will be also a couple of degrees lower than the average low temperature.
The highest temperature will be slightly warmer than the average maximum of 79.9°F in October. The lowest temperature today will be also a couple of degrees lower than the average low temperature.
On Sunday, in Kaunakakai, sunrise will be at 6:24 am and sunset at 6:01 pm (HST).
In Kaunakakai, the length of the day today will be 11h and 37min.





