Weather forecast for todayWaikapu, HI

Weather forecast for today

Current condition 3:46 am HST

  • 73°F
  • Feels like:
    73°F
Partly Cloudy
Partly Cloudy
  • Precipitation: 0"
  • Wind: 9mphNE 40°
  • Humidity: 81%
  • Dewpoint: 66°F
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
In Waikapu, at the moment, patches of clouds are drifting across the sky.
The temperature is a temperate 73.4°F. The current temperature is near the lowest expected 69.8°F for today.

Saturday Oct 17, 2026

  • 84°F
  • 70°F
Mostly Sunny / Wind
Mostly Sunny / Wind
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 21mphNE 37°
  • Humidity: 65%
  • UV index: 10
  • Sunrise: 6:22 am HST
  • Sunset: 6:00 pm HST
  • ▼
On Saturday, October 17, steady winds will continue despite sunny and clear skies.
The temperature will vary between a maximum of a temperate 84.2°F and a minimum of a pleasant 69.8°F.
The maximum heat index, which combines air temperature and relative humidity, is assessed at a tropical 89.6°F. Note that heat index values are valued for light wind and location in the shade.
The maximum temperature for today will be a couple of degrees higher than the regular high of 79.3°F in October.
Sunrise will be at 6:22 am and sunset at 6:00 pm; the daylight will last for 11h and 38min.

Hourly overview

Hourly temperatures

Warmest period: 12 pm - 2 pm 88°C.
Coldest hour: 6 am 72°C.

Chance of precipitation

Highest chance: 8 pm 7%.

Hourly weather forecast

  • 4 am
  • 73°F
  • Feels like:
    73°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 10mphNE 40°
  • Humidity: 82%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 72°F
  • Feels like:
    72°F
Mostly Clear
Mostly Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 10mphNE 40°
  • Humidity: 82%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 6:22 am
  • 8 am
  • 77°F
  • Feels like:
    77°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 14mphNE 35°
  • Humidity: 70%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 10 am
  • 82°F
  • Feels like:
    84°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 18mphNE 36°
  • Humidity: 59%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 6
  • ▼
  • 12 pm
  • 84°F
  • Feels like:
    88°F
Sunny / Wind
Sunny / Wind
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 20mphNE 35°
  • Humidity: 54%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 10
  • ▼
  • 2 pm
  • 84°F
  • Feels like:
    88°F
Sunny / Wind
Sunny / Wind
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 21mphNE 36°
  • Humidity: 53%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 7
  • ▼
  • 4 pm
  • 82°F
  • Feels like:
    84°F
Sunny / Wind
Sunny / Wind
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 20mphNE 39°
  • Humidity: 59%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 6 pm
  • 77°F
  • Feels like:
    81°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 15mphNE 42°
  • Humidity: 70%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:00 pm
  • 8 pm
  • 75°F
  • Feels like:
    77°F
Clear
Clear
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 12mphNE 44°
  • Humidity: 76%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 73°F
  • Feels like:
    75°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 12mphNE 46°
  • Humidity: 77%
  • Pressure: 30.03"Hg
  • Visibility: 8mi
  • UV index: 0
  • ▼
Today, in Waikapu, primarily mostly clear and occasionally gloomy weather is predicted.
The temperature will vary between the highest temperature of 84.2°F and the lowest temperature of 71.6°F. The hottest part of the day will be from 11 am to 2 pm.
The maximum temperature today will be relatively higher than October's average high. Today, expect the temperature to dip to a level also a couple of degrees lower than the average October low.
Updated: Oct 17, 2026 @ 13:46:37 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Currently (3:46 am HST) it is 73.4°F in Waikapu.

Today, in Waikapu, clear blue skies and brisk winds will make for a fresh day.

Today, the highest temperature will be 84.2°F, while the lowest temperature will be 69.8°F. The maximum heat index, which combines relative humidity and air temperature, is computed to be 89.6°F.
The highest temperature today will be a few degrees higher than the average maximum temperature in October. Today, the lowest temperature will be also relatively lower than the average low temperature.

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

In Waikapu, today, there will be 11h and 38min of daylight.