Weather forecast for 10 daysKailua, HI
Weather forecast for the weekend
Saturday Oct 17, 2026
- 82°F
- 75°F
Mostly Sunny
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 16mphNE 52°
- Humidity: 64%
- UV index: 10
- Sunrise: 6:27 am HST
- Sunset: 6:04 pm HST
- details ▼
Today, on Saturday, October 17, mainly sunny conditions will dominate the day.
A slight fluctuation in temperature is anticipated, achieving a maximum of a warm 82.4°F and dipping to a minimum of a moderately hot 75.2°F.
The maximum heat index, which combines relative humidity and air temperature, is calculated to be a humid 86°F. Take into consideration that the heat index values are calculated for shade and light wind conditions.
Today's top temperature is set to align with the common October high of 80.4°F.
Sunrise will be at 6:27 am and sunset at 6:04 pm; the daylight will last for 11h and 37min.
A slight fluctuation in temperature is anticipated, achieving a maximum of a warm 82.4°F and dipping to a minimum of a moderately hot 75.2°F.
The maximum heat index, which combines relative humidity and air temperature, is calculated to be a humid 86°F. Take into consideration that the heat index values are calculated for shade and light wind conditions.
Today's top temperature is set to align with the common October high of 80.4°F.
Sunrise will be at 6:27 am and sunset at 6:04 pm; the daylight will last for 11h and 37min.
Sunday Oct 18, 2026
- 82°F
- 75°F
Partly Cloudy
- Precip. probability: 21%
- Precipitation: 0.04"
- Wind: 19mphENE 62°
- Humidity: 67%
- UV index: 10
- Sunrise: 6:27 am HST
- Sunset: 6:04 pm HST
- details ▼
Tomorrow, in Kailua, expect partly sunny skies with periods of cloudiness.
Minimal precipitation is predicted. The temperature is anticipated to vary slightly from a high of a warm 82.4°F to a low of 75.2°F.
The maximum heat index, which indicates how humid air affects the felt temperature, is computed to be a tropical 86°F. Note that heat index values are valued for light wind and location in the shade.
The highest temperature tomorrow will align with the usual October peak of 80.4°F.
Sunrise will be at 6:27 am and sunset at 6:04 pm; tomorrow's daylight will last for 11h and 36min.
Minimal precipitation is predicted. The temperature is anticipated to vary slightly from a high of a warm 82.4°F to a low of 75.2°F.
The maximum heat index, which indicates how humid air affects the felt temperature, is computed to be a tropical 86°F. Note that heat index values are valued for light wind and location in the shade.
The highest temperature tomorrow will align with the usual October peak of 80.4°F.
Sunrise will be at 6:27 am and sunset at 6:04 pm; tomorrow's daylight will last for 11h and 36min.
10-day overview
Daily temperatures
Warmest period: today - Saturday 82°C.
Coldest period: Sunday - Monday 81°C.
Coldest period: Sunday - Monday 81°C.
Chance of precipitation
Highest chance: Sunday 25.10. 36%.
Long-term weather forecast
- Saturday
- Oct 17, 2026
- 82°F
- 75°F
Mostly Sunny
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 16mphNE 52°
- Humidity: 64%
- UV index: 10
- Sunrise: 6:27 am HST
- Sunset: 6:04 pm HST
- details ▼
- Sunday
- Oct 18, 2026
- 82°F
- 75°F
Partly Cloudy
- Precip. probability: 21%
- Precipitation: 0.04"
- Wind: 19mphENE 62°
- Humidity: 67%
- UV index: 10
- Sunrise: 6:27 am HST
- Sunset: 6:04 pm HST
- details ▼
- Monday
- Oct 19, 2026
- 82°F
- 75°F
Mostly Sunny
- Precip. probability: 12%
- Precipitation: 0"
- Wind: 19mphENE 66°
- Humidity: 67%
- UV index: 10
- Sunrise: 6:28 am HST
- Sunset: 6:03 pm HST
- details ▼
- Tuesday
- Oct 20, 2026
- 82°F
- 75°F
Mostly Sunny
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 19mphENE 67°
- Humidity: 68%
- UV index: 10
- Sunrise: 6:28 am HST
- Sunset: 6:02 pm HST
- details ▼
- Wednesday
- Oct 21, 2026
- 82°F
- 75°F
Sunny
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 16mphENE 66°
- Humidity: 66%
- UV index: 10
- Sunrise: 6:29 am HST
- Sunset: 6:01 pm HST
- details ▼
- Thursday
- Oct 22, 2026
- 82°F
- 75°F
Mostly Sunny
- Precip. probability: 8%
- Precipitation: 0"
- Wind: 12mphENE 67°
- Humidity: 67%
- UV index: 9
- Sunrise: 6:29 am HST
- Sunset: 6:01 pm HST
- details ▼
- Friday
- Oct 23, 2026
- 82°F
- 75°F
Mostly Cloudy
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 11mphENE 61°
- Humidity: 70%
- UV index: 7
- Sunrise: 6:30 am HST
- Sunset: 6:00 pm HST
- details ▼
- Saturday
- Oct 24, 2026
- 82°F
- 75°F
Partly Cloudy
- Precip. probability: 14%
- Precipitation: 0"
- Wind: 13mphENE 63°
- Humidity: 72%
- UV index: 7
- Sunrise: 6:30 am HST
- Sunset: 5:59 pm HST
- details ▼
- Sunday
- Oct 25, 2026
- 81°F
- 75°F
Showers
- Precip. probability: 36%
- Precipitation: 0"
- Wind: 15mphENE 66°
- Humidity: 73%
- UV index: 7
- Sunrise: 6:30 am HST
- Sunset: 5:59 pm HST
- details ▼
- Monday
- Oct 26, 2026
- 81°F
- 75°F
AM Showers
- Precip. probability: 32%
- Precipitation: 0.08"
- Wind: 16mphENE 72°
- Humidity: 72%
- UV index: 8
- Sunrise: 6:31 am HST
- Sunset: 5:58 pm HST
- details ▼
Models point to a combination of bright, cloudy and rain-soaked weather is anticipated.
Rainfall is anticipated on Sunday and next Monday.
The temperature shift across days will be subtle across the forecast window. Expected highs will hover between 80.6°F and 82.4°F, while the minimum will be stable, remaining at 75.2°F.
Almost every day over the next ten days will record a maximum temperature of 82.4°F; with a maximum temperature of 80.6°F, next Sunday and Monday will be the coldest days in Kailua.
Rainfall is anticipated on Sunday and next Monday.
The temperature shift across days will be subtle across the forecast window. Expected highs will hover between 80.6°F and 82.4°F, while the minimum will be stable, remaining at 75.2°F.
Almost every day over the next ten days will record a maximum temperature of 82.4°F; with a maximum temperature of 80.6°F, next Sunday and Monday will be the coldest days in Kailua.
Updated: Oct 17, 2026 @ 12:54:31 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 Saturday, in Kailua, golden sunshine will carry through the day.
Today, the highest temperature will be 82.4°F, while the lowest temperature will be 75.2°F. The maximum heat index, which integrates air moisture with ambient temperature, is appraised at 86°F.
The maximum temperature today will be in line with the average highest temperature in October. The lowest temperature will be also in line with the average low of 77°F.
The maximum temperature today will be in line with the average highest temperature in October. The lowest temperature will be also in line with the average low of 77°F.
On Saturday, in Kailua, sunrise will be at 6:27 am and sunset at 6:04 pm (HST).
Today, the daylight will last for 11h and 37min.
On Sunday, a partly cloudy sky is anticipated.
Tomorrow, there is a low probability of minimal rainfall in Kailua.
Tomorrow, the highest temperature will be 82.4°F, while the lowest temperature will be 75.2°F. The maximum heat index, which represents the influence of relative humidity on air temperature, is calculated to be 86°F.
Tomorrow, the highest temperature will be in line with the average maximum temperature in October. The lowest temperature will be also in line with the average low of 77°F.
Tomorrow, the highest temperature will be in line with the average maximum temperature in October. The lowest temperature will be also in line with the average low of 77°F.
On Sunday, in Kailua, sunrise will be at 6:27 am and sunset at 6:04 pm (HST).
Tomorrow in Kailua, Hawaii, the daylight will last for 11h and 36min.





