Weather forecast for tomorrowNaalehu, HI

Weather forecast for tomorrow

Sunday Oct 18, 2026

  • 84°F
  • 70°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 19mphENE 72°
  • Humidity: 67%
  • UV index: 11
  • Sunrise: 6:17 am HST
  • Sunset: 5:57 pm HST
  • ▼
Tomorrow, on Sunday, October 18, blue skies and warm sunshine will define the conditions.
The temperature scale will run from a maximum of a warm 84.2°F to a minimum of a delightful 69.8°F.
The maximum heat index, which factors the actual air temperature with the relative humidity, is appraised at a humid 89.6°F. Note that heat index values are valued for light wind and location in the shade.
Tomorrow, the anticipated high is expected to be significantly higher than the average October temperature of 73.2°F.
Sunrise will be at 6:17 am and sunset at 5:57 pm; tomorrow's daylight will last for 11h and 40min.

Hourly overview

Hourly temperatures

Warmest period: 12 pm - 3 pm 86°C.
Coldest hour: 3 am 70°C.

Chance of precipitation

Highest chance: 12 am 7%.

Hourly weather forecast

  • 12 am
  • 72°F
  • Feels like:
    72°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 11mphENE 62°
  • Humidity: 81%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 70°F
  • Feels like:
    70°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 11mphENE 60°
  • Humidity: 79%
  • Pressure: 29.97"Hg
  • Visibility: 9mi
  • UV index: 0
  • ▼
  • 4 am
  • 70°F
  • Feels like:
    70°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 11mphENE 64°
  • Humidity: 80%
  • Pressure: 29.97"Hg
  • Visibility: 9mi
  • UV index: 0
  • ▼
  • 6 am
  • 72°F
  • Feels like:
    72°F
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 11mphENE 58°
  • Humidity: 78%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 6:17 am
  • 8 am
  • 77°F
  • Feels like:
    79°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 11mphENE 69°
  • Humidity: 69%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 10 am
  • 81°F
  • Feels like:
    84°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 16mphENE 66°
  • Humidity: 63%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 7
  • ▼
  • 12 pm
  • 82°F
  • Feels like:
    86°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 19mphE 80°
  • Humidity: 62%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 11
  • ▼
  • 2 pm
  • 82°F
  • Feels like:
    86°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 19mphENE 76°
  • Humidity: 64%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 8
  • ▼
  • 4 pm
  • 81°F
  • Feels like:
    84°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 17mphENE 75°
  • Humidity: 68%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
Sunset: 5:57 pm
  • 6 pm
  • 77°F
  • Feels like:
    81°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 15mphENE 69°
  • Humidity: 73%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 75°F
  • Feels like:
    77°F
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 14mphENE 67°
  • Humidity: 78%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 73°F
  • Feels like:
    75°F
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 13mphENE 68°
  • Humidity: 79%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, on Sunday, a combination of sun-filled and gloomy weather is predicted.
The temperature will vary between a minimum of 69.8°F and a maximum of 82.4°F. The warmest part of the day will be from 11 am to 3 pm.
The forecasted high will be notably higher than the typical maximum in October, which is 73.2°F. Tomorrow, the night is expected to be also close to the typical October low of 70°F.
The warmest months in Naalehu are August and October, with an average high-temperature of 73.2°F.
Updated: Oct 18, 2026 @ 08:50:46 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, open skies and radiant sunshine are expected.

Tomorrow, the highest temperature will be 84.2°F, while the lowest temperature will be 69.8°F. The maximum heat index, which combines air temperature and relative humidity, is assessed at 89.6°F.
The maximum temperature tomorrow will be significantly higher than the average highest temperature of 73.2°F in October. Tomorrow, the lowest temperature will be in line with the average low temperature.

On Sunday, in Naalehu, sunrise will be at 6:17 am and sunset at 5:57 pm (HST).

In Naalehu, tomorrow, there will be 11h and 40min of daylight.