Weather forecast for 10 daysWailuku, HI

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 86°F
  • 70°F
Sunny / Wind
Sunny / Wind
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 21mphNE 38°
  • Humidity: 62%
  • UV index: 10
  • Sunrise: 6:22 am HST
  • Sunset: 6:00 pm HST
  • ▼
On Saturday, October 17, clear skies and strong winds are expected.
The highest temperature will be a humid 86°F, while the lowest predicted temperature is a delightful 69.8°F.
The maximum heat index, which factors the actual air temperature with the relative humidity, is calculated to be a blazing 91.4°F. Take into consideration that the heat index values are calculated for shade and light wind conditions.
The anticipated high for today is anticipated to be slightly warmer than the typical October maximum of 79.3°F.
Sunrise will be at 6:22 am and sunset at 6:00 pm; the daylight will last for 11h and 38min.

Sunday Oct 18, 2026

  • 84°F
  • 72°F
Mostly Sunny / Wind
Mostly Sunny / Wind
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 23mphNE 45°
  • Humidity: 63%
  • UV index: 10
  • Sunrise: 6:22 am HST
  • Sunset: 5:59 pm HST
  • ▼
Tomorrow, sunny weather will prevail, but winds will remain steady.
Temperatures will oscillate between a warm 84.2°F at their highest and an agreeable 71.6°F at their lowest.
The maximum heat index, which modifies the air temperature to account for humidity, is computed to be a tropical 89.6°F. Take into consideration that the heat index values are calculated for shade and light wind conditions.
Tomorrow's forecasted high will be relatively higher than the typical October high of 79.3°F.
Sunrise will be at 6:22 am and sunset at 5:59 pm; tomorrow's daylight will last for 11h and 37min.

10-day overview

Daily temperatures

Maximum temperature: 86°C.
Minimum temperature: 84°C.

Chance of precipitation

Highest chance: Monday 26.10. 24%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 86°F
  • 70°F
Sunny / Wind
Sunny / Wind
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 21mphNE 38°
  • Humidity: 62%
  • UV index: 10
  • Sunrise: 6:22 am HST
  • Sunset: 6:00 pm HST
  • ▼
  • Sunday
  • Oct 18, 2026
  • 84°F
  • 72°F
Mostly Sunny / Wind
Mostly Sunny / Wind
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 23mphNE 45°
  • Humidity: 63%
  • UV index: 10
  • Sunrise: 6:22 am HST
  • Sunset: 5:59 pm HST
  • ▼
  • Monday
  • Oct 19, 2026
  • 86°F
  • 70°F
Mostly Sunny / Wind
Mostly Sunny / Wind
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 21mphNE 47°
  • Humidity: 62%
  • UV index: 10
  • Sunrise: 6:23 am HST
  • Sunset: 5:58 pm HST
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 84°F
  • 68°F
Sunny / Wind
Sunny / Wind
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 22mphNE 48°
  • Humidity: 60%
  • UV index: 10
  • Sunrise: 6:23 am HST
  • Sunset: 5:58 pm HST
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 86°F
  • 68°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 19mphNE 46°
  • Humidity: 60%
  • UV index: 10
  • Sunrise: 6:23 am HST
  • Sunset: 5:57 pm HST
  • ▼
  • Thursday
  • Oct 22, 2026
  • 86°F
  • 70°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 16mphNE 41°
  • Humidity: 60%
  • UV index: 10
  • Sunrise: 6:24 am HST
  • Sunset: 5:56 pm HST
  • ▼
  • Friday
  • Oct 23, 2026
  • 86°F
  • 72°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 15mphNE 36°
  • Humidity: 64%
  • UV index: 7
  • Sunrise: 6:24 am HST
  • Sunset: 5:55 pm HST
  • ▼
  • Saturday
  • Oct 24, 2026
  • 84°F
  • 72°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 17mphNE 42°
  • Humidity: 67%
  • UV index: 8
  • Sunrise: 6:25 am HST
  • Sunset: 5:55 pm HST
  • ▼
  • Sunday
  • Oct 25, 2026
  • 84°F
  • 72°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 23%
  • Precipitation: 0"
  • Wind: 19mphNE 45°
  • Humidity: 66%
  • UV index: 8
  • Sunrise: 6:25 am HST
  • Sunset: 5:54 pm HST
  • ▼
  • Monday
  • Oct 26, 2026
  • 84°F
  • 72°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 20mphNE 49°
  • Humidity: 66%
  • UV index: 9
  • Sunrise: 6:25 am HST
  • Sunset: 5:53 pm HST
  • ▼
Ten-day trends indicate that a combination of sunny and cloud-filled weather is predicted.
Rain is not expected in Wailuku in the upcoming period.
Temperature variation will be minimal in the upcoming days. Expected highs will hover between 84.2°F and 86°F, while the overnight low will be also nearly unchanged, as the overnight low will fall between 68°F and 71.6°F.
With a maximum temperature of 86°F, Saturday, Monday, Wednesday through Friday will be the hottest days; all other days, the maximum temperature will be the same 84.2°F.
Taking the humidity into consideration, the maximum feel-like temperature may increase and range between a blazing 87.8°F and a hot 93.2°F.
Updated: Oct 17, 2026 @ 12:53:10 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, in Wailuku, sunshine will prevail, though winds may remain active.

Today, the maximum temperature will be 86°F, while the minimum temperature will be 69.8°F. The maximum heat index, which combines air temperature and relative humidity, is evaluated at 91.4°F.
Today, the highest temperature will be a couple of degrees higher than the average maximum temperature in October. The lowest temperature today will be also a few degrees lower than the average low temperature.

On Saturday, in Wailuku, sunrise will be at 6:22 am and sunset at 6:00 pm (HST).

In Wailuku, the length of the day today will be 11h and 38min.

On Sunday, windy and bright weather is anticipated.

Tomorrow, the highest temperature will be 84.2°F, while the lowest temperature will be 71.6°F. The maximum heat index, which factors the actual air temperature with the relative humidity, is calculated to be 89.6°F.
The highest temperature will be a couple of degrees higher than the average maximum of 79.3°F in October. The lowest temperature will be also moderately lower than the average low of 76.5°F.

On Sunday, in Wailuku, sunrise will be at 6:22 am and sunset at 5:59 pm (HST).

In Wailuku, the length of the day tomorrow will be 11h and 37min.