Weather forecast for todayKapaau, HI

Weather forecast for today

Current condition 3:46 am HST

  • 72°F
  • Feels like:
    72°F
Showers in the Vicinity
Showers in the Vicinity
  • Precipitation: 0"
  • Wind: 19mphE 90°
  • Humidity: 87%
  • Dewpoint: 66°F
  • Pressure: 29.99"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
At the moment, in Kapaau, there are reports of light rain showers falling in nearby areas.
The temperature is a pleasant 71.6°F. The current temperature is almost at the minimum-predicted 73.4°F for today.

Saturday Oct 17, 2026

  • 84°F
  • 73°F
AM Showers / Wind
AM Showers / Wind
  • Precip. probability: 72%
  • Precipitation: 0.04"
  • Wind: 24mphENE 74°
  • Humidity: 72%
  • UV index: 10
  • Sunrise: 6:18 am HST
  • Sunset: 5:57 pm HST
  • ▼
Today, on Saturday, October 17, a brisk and wet morning with scattered showers and gusty winds is expected.
Minimal precipitation is anticipated. Forecasted temperatures will peak at a temperate 84.2°F and dip to a minimum of a moderately hot 73.4°F.
The maximum heat index, which reflects the perceived temperature due to humidity levels, is appraised at a tropical 91.4°F. Take into consideration that the heat index values are calculated for shade and light wind conditions.
Today's peak temperature is forecasted to be uncommonly higher than the typical October high of 65.5°F.
Sunrise will be at 6:18 am and sunset at 5:57 pm; the daylight will last for 11h and 39min.

Hourly overview

Hourly temperatures

Warmest period: 12 pm - 2 pm 88°C.
Coldest hour: 4 am 72°C.

Chance of precipitation

Highest chance: 4 am 80%.

Hourly weather forecast

  • 4 am
  • 72°F
  • Feels like:
    72°F
Showers
Showers
  • Precip. probability: 80%
  • Precipitation: 0.08"
  • Wind: 19mphE 83°
  • Humidity: 85%
  • Pressure: 29.97"Hg
  • Visibility: 7mi
  • UV index: 0
  • ▼
  • 6 am
  • 73°F
  • Feels like:
    73°F
Mostly Clear
Mostly Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 19mphE 81°
  • Humidity: 83%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 6:18 am
  • 8 am
  • 77°F
  • Feels like:
    77°F
Mostly Sunny / Wind
Mostly Sunny / Wind
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 20mphENE 79°
  • Humidity: 74%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 10 am
  • 81°F
  • Feels like:
    84°F
Mostly Sunny / Wind
Mostly Sunny / Wind
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 22mphENE 71°
  • Humidity: 66%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 7
  • ▼
  • 12 pm
  • 82°F
  • Feels like:
    88°F
Mostly Sunny / Wind
Mostly Sunny / Wind
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 23mphENE 68°
  • Humidity: 62%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 10
  • ▼
  • 2 pm
  • 82°F
  • Feels like:
    88°F
Sunny / Wind
Sunny / Wind
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 23mphENE 67°
  • Humidity: 61%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 7
  • ▼
  • 4 pm
  • 81°F
  • Feels like:
    86°F
Sunny / Wind
Sunny / Wind
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 23mphENE 70°
  • Humidity: 65%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
Sunset: 5:57 pm
  • 6 pm
  • 79°F
  • Feels like:
    82°F
Clear / Wind
Clear / Wind
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 21mphENE 77°
  • Humidity: 73%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 77°F
  • Feels like:
    81°F
Clear / Wind
Clear / Wind
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 20mphE 83°
  • Humidity: 77%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 77°F
  • Feels like:
    81°F
Clear / Wind
Clear / Wind
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 20mphE 84°
  • Humidity: 76%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, a combination of primarily sunny and occasionally rainy and dull weather is anticipated.
With a 80% probability, light rainfall is anticipated around 4 am.
The temperature will be between a minimum of 71.6°F and a maximum of 82.4°F. The warmest part of the day will be from 11 am to 3 pm.
Today, the high temperature will be uncommonly higher than the standard October peak of 65.5°F. The lowest temperature is expected to be also uncommonly higher than the typical October minimum of 58.5°F.
Updated: Oct 17, 2026 @ 13:46:15 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

At 3:46 am HST, the temperature is 71.6°F.

Today, a brisk and wet morning with scattered showers and gusty winds is expected.

There is a high chance of rainfall, but precipitation will be minimal.

Today, the maximum temperature will be 84.2°F, while the minimum temperature will be 73.4°F. The maximum heat index, which integrates air moisture with ambient temperature, is appraised at 91.4°F.
The highest temperature today will be notably higher than the average maximum of 65.5°F in October. Today, the lowest temperature will be also significantly higher than the average low of 58.5°F.

On Saturday, in Kapaau, sunrise will be at 6:18 am and sunset at 5:57 pm (HST).

In Kapaau, today, there will be 11h and 39min of daylight.