Weather forecast for 10 daysWailua, HI

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 82°F
  • 73°F
PM Showers
PM Showers
  • Precip. probability: 42%
  • Precipitation: 0.35"
  • Wind: 16mphNE 51°
  • Humidity: 73%
  • UV index: 10
  • Sunrise: 6:34 am HST
  • Sunset: 6:10 pm HST
  • ▼
On Saturday, October 17, a few rain showers may pass through in the afternoon.
The likelihood of rain for today is low, and light precipitation is predicted. Day and night temperatures will present a subtle variation, fluctuating between a moderately hot 82.4°F and a warm 73.4°F.
The maximum heat index, which combines air temperature and relative humidity, is evaluated at a hot 87.8°F. Note that heat index values are valued for light wind and location in the shade.
October's typical peak of 79.5°F is expected to be mirrored in the day’s high.
Sunrise will be at 6:34 am and sunset at 6:10 pm; the daylight will last for 11h and 37min.

Sunday Oct 18, 2026

  • 82°F
  • 75°F
AM Showers
AM Showers
  • Precip. probability: 34%
  • Precipitation: 0.08"
  • Wind: 17mphENE 63°
  • Humidity: 71%
  • UV index: 10
  • Sunrise: 6:34 am HST
  • Sunset: 6:09 pm HST
  • ▼
Tomorrow, in Wailua, a few scattered rain showers could develop in the morning.
Minimal precipitation is forecasted. The peak daytime temperature will reach a temperate 82.4°F, while the nighttime temperature will drop to a moderately hot 75.2°F.
The maximum heat index, which factors the actual air temperature with the relative humidity, is estimated at a humid 87.8°F. Note that heat index values are valued for light wind and location in the shade.
Tomorrow, the maximum temperature is predicted to be in line with the typical October high of 79.5°F.
Sunrise will be at 6:34 am and sunset at 6:09 pm; tomorrow's daylight will last for 11h and 35min.

10-day overview

Daily temperatures

Maximum temperature: 82°C.
Minimum temperature: 81°C.

Chance of precipitation

Highest chance: Monday 44%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 82°F
  • 73°F
PM Showers
PM Showers
  • Precip. probability: 42%
  • Precipitation: 0.35"
  • Wind: 16mphNE 51°
  • Humidity: 73%
  • UV index: 10
  • Sunrise: 6:34 am HST
  • Sunset: 6:10 pm HST
  • ▼
  • Sunday
  • Oct 18, 2026
  • 82°F
  • 75°F
AM Showers
AM Showers
  • Precip. probability: 34%
  • Precipitation: 0.08"
  • Wind: 17mphENE 63°
  • Humidity: 71%
  • UV index: 10
  • Sunrise: 6:34 am HST
  • Sunset: 6:09 pm HST
  • ▼
  • Monday
  • Oct 19, 2026
  • 81°F
  • 75°F
Showers
Showers
  • Precip. probability: 44%
  • Precipitation: 0.28"
  • Wind: 16mphENE 66°
  • Humidity: 74%
  • UV index: 9
  • Sunrise: 6:35 am HST
  • Sunset: 6:09 pm HST
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 81°F
  • 73°F
AM Showers
AM Showers
  • Precip. probability: 41%
  • Precipitation: 0.08"
  • Wind: 17mphENE 65°
  • Humidity: 73%
  • UV index: 9
  • Sunrise: 6:35 am HST
  • Sunset: 6:08 pm HST
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 81°F
  • 73°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0.04"
  • Wind: 14mphENE 62°
  • Humidity: 71%
  • UV index: 9
  • Sunrise: 6:36 am HST
  • Sunset: 6:07 pm HST
  • ▼
  • Thursday
  • Oct 22, 2026
  • 82°F
  • 73°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 20%
  • Precipitation: 0"
  • Wind: 11mphENE 64°
  • Humidity: 72%
  • UV index: 9
  • Sunrise: 6:36 am HST
  • Sunset: 6:06 pm HST
  • ▼
  • Friday
  • Oct 23, 2026
  • 81°F
  • 73°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 21%
  • Precipitation: 0"
  • Wind: 10mphENE 60°
  • Humidity: 73%
  • UV index: 7
  • Sunrise: 6:37 am HST
  • Sunset: 6:06 pm HST
  • ▼
  • Saturday
  • Oct 24, 2026
  • 81°F
  • 73°F
PM Showers
PM Showers
  • Precip. probability: 31%
  • Precipitation: 0.08"
  • Wind: 12mphENE 60°
  • Humidity: 76%
  • UV index: 7
  • Sunrise: 6:37 am HST
  • Sunset: 6:05 pm HST
  • ▼
  • Sunday
  • Oct 25, 2026
  • 81°F
  • 73°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 14mphENE 65°
  • Humidity: 75%
  • UV index: 7
  • Sunrise: 6:37 am HST
  • Sunset: 6:04 pm HST
  • ▼
  • Monday
  • Oct 26, 2026
  • 81°F
  • 73°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 15mphENE 73°
  • Humidity: 74%
  • UV index: 8
  • Sunrise: 6:38 am HST
  • Sunset: 6:04 pm HST
  • ▼
Over the next ten days, a mix of rain-soaked, gloomy and sun-filled weather is predicted.
Rain is expected on Saturday through Wednesday and next Saturday.
The temperature shift across days will be subtle during the next few days. Maximum temperatures will fall between 80.6°F and 82.4°F, while the nighttime low will be also mostly stable, as night temperatures will lie between 73.4°F and 75.2°F.
The warmest days in Wailua will be Saturday, Sunday and Thursday, with a maximum of 82.4°F; all other days, the maximum temperature will be the same 80.6°F.
Updated: Oct 17, 2026 @ 15:24:45 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, expect brief rain showers to develop during the afternoon.

Light precipitation of 0.35" is anticipated in Wailua. The possibility of rainfall is 42%.

Today, the maximum temperature will be 82.4°F, while the minimum temperature will be 73.4°F. The maximum heat index, which measures the combined effect of heat and moisture, is assessed at 87.8°F.
The maximum temperature will be in line with the average highest temperature of 79.5°F in October. The lowest temperature will be also in line with the average low of 75.4°F.

On Saturday, in Wailua, sunrise will be at 6:34 am and sunset at 6:10 pm (HST).

In Wailua, the length of the day today will be 11h and 37min.

Tomorrow, expect morning sprinkles and light rain showers throughout the early hours.

Tomorrow, there is a low chance of minimal precipitation in Wailua.

Tomorrow, the highest temperature will be 82.4°F, while the lowest temperature will be 75.2°F. The maximum heat index, which combines relative humidity and air temperature, is computed to be 87.8°F.
The highest temperature will be in line with the average maximum of 79.5°F in October. The lowest temperature will be also in line with the average low of 75.4°F.

On Sunday, in Wailua, sunrise will be at 6:34 am and sunset at 6:09 pm (HST).

In Wailua, tomorrow, there will be 11h and 35min of daylight.