Weather forecast for 10 daysMahaiula, HI

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 84°F
  • 77°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 10mphWSW 241°
  • Humidity: 66%
  • UV index: 10
  • Sunrise: 6:19 am HST
  • Sunset: 5:58 pm HST
  • ▼
On Sunday, in Mahaiula, sunshine will take center stage, with just faint traces of clouds.
Temperature readings will slightly shift from a daytime peak of a moderately hot 84.2°F to a nighttime low of a temperate 77°F.
The maximum heat index, which reflects the perceived temperature due to humidity levels, is computed to be a hot 89.6°F. Note that heat index values are valued for light wind and location in the shade.
The top temperature for tomorrow will be moderately higher than the average high in October of 77.9°F.
Sunrise will be at 6:19 am and sunset at 5:58 pm; tomorrow's daylight will last for 11h and 38min.

10-day overview

Daily temperatures

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

Chance of precipitation

Highest chance: 21%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • min.
  • 77°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 21%
  • Precipitation: 0"
  • Wind: 9mphSE 126°
  • Humidity: 71%
  • UV index: 0
  • Sunrise: 6:19 am HST
  • Sunset: 5:59 pm HST
  • ▼
  • Sunday
  • Oct 18, 2026
  • 84°F
  • 77°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 10mphWSW 241°
  • Humidity: 66%
  • UV index: 10
  • Sunrise: 6:19 am HST
  • Sunset: 5:58 pm HST
  • ▼
  • Monday
  • Oct 19, 2026
  • 86°F
  • 77°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 10mphSW 222°
  • Humidity: 65%
  • UV index: 10
  • Sunrise: 6:20 am HST
  • Sunset: 5:57 pm HST
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 84°F
  • 75°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 11mphWSW 247°
  • Humidity: 64%
  • UV index: 10
  • Sunrise: 6:20 am HST
  • Sunset: 5:57 pm HST
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 84°F
  • 77°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 14%
  • Precipitation: 0"
  • Wind: 11mphSW 223°
  • Humidity: 65%
  • UV index: 10
  • Sunrise: 6:20 am HST
  • Sunset: 5:56 pm HST
  • ▼
  • Thursday
  • Oct 22, 2026
  • 84°F
  • 77°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 11mphWSW 243°
  • Humidity: 65%
  • UV index: 10
  • Sunrise: 6:21 am HST
  • Sunset: 5:55 pm HST
  • ▼
  • Friday
  • Oct 23, 2026
  • 84°F
  • 77°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 9mphW 260°
  • Humidity: 65%
  • UV index: 8
  • Sunrise: 6:21 am HST
  • Sunset: 5:55 pm HST
  • ▼
  • Saturday
  • Oct 24, 2026
  • 86°F
  • 77°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 11%
  • Precipitation: 0"
  • Wind: 10mphW 260°
  • Humidity: 66%
  • UV index: 6
  • Sunrise: 6:22 am HST
  • Sunset: 5:54 pm HST
  • ▼
  • Sunday
  • Oct 25, 2026
  • 84°F
  • 77°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 21%
  • Precipitation: 0"
  • Wind: 10mphW 266°
  • Humidity: 69%
  • UV index: 9
  • Sunrise: 6:22 am HST
  • Sunset: 5:53 pm HST
  • ▼
  • Monday
  • Oct 26, 2026
  • 84°F
  • 77°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 21%
  • Precipitation: 0.04"
  • Wind: 11mphWSW 257°
  • Humidity: 69%
  • UV index: 8
  • Sunrise: 6:22 am HST
  • Sunset: 5:53 pm HST
  • ▼
Across the following ten days, a combination of cloud-filled and clear weather is forecasted.
With a 21% probability, rainfall is anticipated only on next Monday. Predicted precipitation will be minimal at 0.04".
The maximum temperature will be almost identical across the forecast window. The maximum temperature will vary between 84.2°F and 86°F, while the lowest nightly temperature differences will be also negligible, as the overnight low will fall between 75.2°F and 77°F.
Monday and next Saturday, with the highest temperature of 86°F, will be the hottest days in Mahaiula; on all other days, the maximum temperature remains steady at 84.2°F.
Combining with the humidity, the maximum feel-like temperature may increase and vary between a tropical 89.6°F and a humid 93.2°F.
Updated: Oct 18, 2026 @ 03:00:40 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, in Mahaiula, open skies and radiant sunshine are expected.

Tomorrow, the highest temperature will be 84.2°F, while the lowest temperature will be 77°F. The maximum heat index, which combines relative humidity and air temperature, is calculated to be 89.6°F.
Tomorrow, the maximum temperature will be moderately higher than the average highest temperature in October. Tomorrow, the lowest temperature will be in line with the average low temperature.

On Sunday, in Mahaiula, sunrise will be at 6:19 am and sunset at 5:58 pm (HST).

In Mahaiula, the length of the day tomorrow will be 11h and 38min.