Weather forecast for 10 daysEwa, HI

Weather forecast for the weekend

Saturday Oct 17, 2026

  • min.
  • 73°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 21%
  • Precipitation: 0"
  • Wind: 14mphENE 58°
  • Humidity: 71%
  • UV index: 0
  • Sunrise: 6:28 am HST
  • Sunset: 6:05 pm HST
  • ▼
During the late afternoon and into the evening, a partly cloudy outlook will keep the sky interesting throughout the day.
The lowest temperature will be a moderately hot 73.4°F.
Sunrise was at 6:28 am and sunset will be at 6:05 pm; the daylight will last for 11h and 37min.

Sunday Oct 18, 2026

  • 86°F
  • 73°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 18mphENE 63°
  • Humidity: 59%
  • UV index: 10
  • Sunrise: 6:29 am HST
  • Sunset: 6:05 pm HST
  • ▼
Tomorrow, in Ewa, a glowing sky and minimal clouds are expected.
The temperature will vary between a maximum of a tropical 86°F and a minimum of a warm 73.4°F.
The maximum heat index, which represents the influence of relative humidity on air temperature, is appraised at a tropical 91.4°F. Take into consideration that the heat index values are calculated for shade and light wind conditions.
Tomorrow, the peak temperature is expected to be a couple of degrees higher than the usual high for October at 81.1°F.
Sunrise will be at 6:29 am and sunset at 6:05 pm; tomorrow's daylight will last for 11h and 36min.

10-day overview

Daily temperatures

Warmest period: tomorrow - Monday 86°C.
Coldest period: tomorrow - Monday 86°C.

Chance of precipitation

Highest chance: Sunday 25.10. 24%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • min.
  • 73°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 21%
  • Precipitation: 0"
  • Wind: 14mphENE 58°
  • Humidity: 71%
  • UV index: 0
  • Sunrise: 6:28 am HST
  • Sunset: 6:05 pm HST
  • ▼
  • Sunday
  • Oct 18, 2026
  • 86°F
  • 73°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 18mphENE 63°
  • Humidity: 59%
  • UV index: 10
  • Sunrise: 6:29 am HST
  • Sunset: 6:05 pm HST
  • ▼
  • Monday
  • Oct 19, 2026
  • 86°F
  • 73°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 17mphENE 65°
  • Humidity: 60%
  • UV index: 10
  • Sunrise: 6:29 am HST
  • Sunset: 6:04 pm HST
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 86°F
  • 73°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 17mphENE 66°
  • Humidity: 58%
  • UV index: 10
  • Sunrise: 6:29 am HST
  • Sunset: 6:03 pm HST
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 86°F
  • 72°F
Sunny
Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 14mphENE 67°
  • Humidity: 58%
  • UV index: 10
  • Sunrise: 6:30 am HST
  • Sunset: 6:02 pm HST
  • ▼
  • Thursday
  • Oct 22, 2026
  • 86°F
  • 72°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 9mphENE 72°
  • Humidity: 60%
  • UV index: 9
  • Sunrise: 6:30 am HST
  • Sunset: 6:02 pm HST
  • ▼
  • Friday
  • Oct 23, 2026
  • 86°F
  • 73°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 7mphENE 61°
  • Humidity: 64%
  • UV index: 8
  • Sunrise: 6:31 am HST
  • Sunset: 6:01 pm HST
  • ▼
  • Saturday
  • Oct 24, 2026
  • 86°F
  • 73°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 14%
  • Precipitation: 0"
  • Wind: 9mphENE 58°
  • Humidity: 64%
  • UV index: 9
  • Sunrise: 6:31 am HST
  • Sunset: 6:00 pm HST
  • ▼
  • Sunday
  • Oct 25, 2026
  • 86°F
  • 73°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 11mphENE 57°
  • Humidity: 65%
  • UV index: 8
  • Sunrise: 6:31 am HST
  • Sunset: 6:00 pm HST
  • ▼
  • Monday
  • Oct 26, 2026
  • 86°F
  • 73°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 14%
  • Precipitation: 0"
  • Wind: 11mphENE 72°
  • Humidity: 62%
  • UV index: 8
  • Sunrise: 6:32 am HST
  • Sunset: 5:59 pm HST
  • ▼
In the days ahead, a combination of gloomy and bright weather is anticipated.
Rainfall is not predicted in Ewa in the upcoming period.
In the upcoming period, the maximum temperature will not fluctuate, remaining steady at 86°F, while the lowest nightly temperature differences will be also negligible, as the minimum temperature is expected to range between 71.6°F and 73.4°F.
Combining with the humidity, the maximum feel-like temperature may increase and range between a blazing 89.6°F and a hot 93.2°F.
Updated: Oct 18, 2026 @ 01:56:27 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, clear skies with only minor cloud interruptions are in the outlook.

Tomorrow, the maximum temperature will be 86°F, while the minimum temperature will be 73.4°F. The maximum heat index, which combines relative humidity and air temperature, is appraised at 91.4°F.
Tomorrow, the highest temperature will be a few degrees higher than the average maximum temperature in October. The lowest temperature tomorrow will be in line with the average low temperature.

On Sunday, in Ewa, sunrise will be at 6:29 am and sunset at 6:05 pm (HST).

In Ewa, the length of the day tomorrow will be 11h and 36min.