Weather forecast for 10 daysPapaikou, HI

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 81°F
  • 70°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 22%
  • Precipitation: 0.16"
  • Wind: 9mphN 9°
  • Humidity: 82%
  • UV index: 10
  • Sunrise: 6:15 am HST
  • Sunset: 5:55 pm HST
  • ▼
Today, in Papaikou, partly cloudy skies will persist, making for a mix of sun and clouds.
The chance of rainfall is low, and light precipitation is predicted. Temperature span will be from a high of a moderately hot 80.6°F to a low of an agreeable 69.8°F.
The maximum heat index, which modifies the air temperature to account for humidity, is calculated to be a tropical 86°F. Take into consideration that the heat index values are calculated for shade and light wind conditions.
The expected maximum temperature will be slightly warmer than October's typical high of 74.7°F.
Sunrise will be at 6:15 am and sunset at 5:55 pm; the daylight will last for 11h and 40min.

Sunday Oct 18, 2026

  • 81°F
  • 72°F
Showers
Showers
  • Precip. probability: 75%
  • Precipitation: 1.02"
  • Wind: 10mphNNE 18°
  • Humidity: 81%
  • UV index: 10
  • Sunrise: 6:16 am HST
  • Sunset: 5:54 pm HST
  • ▼
Tomorrow, in Papaikou, expect occasional showers throughout the day, with the rain easing off in the afternoon.
Elevated precipitation of 1.02" is predicted. Temperature shifts will be minor, from a high of a warm 80.6°F to a low of an agreeable 71.6°F.
The maximum heat index, which indicates how humid air affects the felt temperature, is evaluated at a humid 86°F. Note that heat index values are valued for light wind and location in the shade.
The forecasted temperature is relatively higher than October's regular maximum of 74.7°F.
Sunrise will be at 6:16 am and sunset at 5:54 pm; tomorrow's daylight will last for 11h and 38min.

10-day overview

Daily temperatures

Maximum temperature: 81°C.
Coldest day: Tuesday 79°C.

Chance of precipitation

Highest chance: tomorrow 75%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 81°F
  • 70°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 22%
  • Precipitation: 0.16"
  • Wind: 9mphN 9°
  • Humidity: 82%
  • UV index: 10
  • Sunrise: 6:15 am HST
  • Sunset: 5:55 pm HST
  • ▼
  • Sunday
  • Oct 18, 2026
  • 81°F
  • 72°F
Showers
Showers
  • Precip. probability: 75%
  • Precipitation: 1.02"
  • Wind: 10mphNNE 18°
  • Humidity: 81%
  • UV index: 10
  • Sunrise: 6:16 am HST
  • Sunset: 5:54 pm HST
  • ▼
  • Monday
  • Oct 19, 2026
  • 81°F
  • 70°F
Showers
Showers
  • Precip. probability: 65%
  • Precipitation: 0.47"
  • Wind: 9mphNE 53°
  • Humidity: 81%
  • UV index: 9
  • Sunrise: 6:16 am HST
  • Sunset: 5:54 pm HST
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 79°F
  • 68°F
Showers
Showers
  • Precip. probability: 40%
  • Precipitation: 0.12"
  • Wind: 10mphNE 38°
  • Humidity: 78%
  • UV index: 9
  • Sunrise: 6:16 am HST
  • Sunset: 5:53 pm HST
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 81°F
  • 68°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 9mphENE 71°
  • Humidity: 74%
  • UV index: 10
  • Sunrise: 6:17 am HST
  • Sunset: 5:52 pm HST
  • ▼
  • Thursday
  • Oct 22, 2026
  • 81°F
  • 72°F
Showers
Showers
  • Precip. probability: 40%
  • Precipitation: 0.12"
  • Wind: 9mphSE 132°
  • Humidity: 76%
  • UV index: 10
  • Sunrise: 6:17 am HST
  • Sunset: 5:51 pm HST
  • ▼
  • Friday
  • Oct 23, 2026
  • 81°F
  • 72°F
Showers
Showers
  • Precip. probability: 47%
  • Precipitation: 0.31"
  • Wind: 9mphSE 137°
  • Humidity: 78%
  • UV index: 8
  • Sunrise: 6:17 am HST
  • Sunset: 5:51 pm HST
  • ▼
  • Saturday
  • Oct 24, 2026
  • 81°F
  • 72°F
Showers
Showers
  • Precip. probability: 55%
  • Precipitation: 0.51"
  • Wind: 9mphE 92°
  • Humidity: 80%
  • UV index: 6
  • Sunrise: 6:18 am HST
  • Sunset: 5:50 pm HST
  • ▼
  • Sunday
  • Oct 25, 2026
  • 81°F
  • 72°F
Showers
Showers
  • Precip. probability: 57%
  • Precipitation: 0.59"
  • Wind: 11mphE 99°
  • Humidity: 81%
  • UV index: 6
  • Sunrise: 6:18 am HST
  • Sunset: 5:50 pm HST
  • ▼
  • Monday
  • Oct 26, 2026
  • 81°F
  • 72°F
Showers
Showers
  • Precip. probability: 60%
  • Precipitation: 0.59"
  • Wind: 10mphESE 113°
  • Humidity: 80%
  • UV index: 6
  • Sunrise: 6:19 am HST
  • Sunset: 5:49 pm HST
  • ▼
Weather patterns suggest that primarily damp and occasionally cloudy weather is forecasted.
Rainfall is expected on Saturday through Tuesday, Thursday through next Monday.
Fluctuations in temperature will be barely perceptible in the coming days. The maximum temperature will vary between 78.8°F and 80.6°F, while the overnight low will be also nearly unchanged, as the minimum temperature will fluctuate between 68°F and 71.6°F.
The maximum temperature will remain constant at 80.6°F across most of the next ten days; the lowest daytime temperature of the period will be reached on Tuesday, peaking at 78.8°F.
Updated: Oct 17, 2026 @ 15:29:23 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, partly cloudy skies will persist, making for a mix of sun and clouds.

Light precipitation of 0.16" is expected. The chance of rainfall is 22%.

Today, the maximum temperature will be 80.6°F, while the minimum temperature will be 69.8°F. The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is assessed at 86°F.
Today, the maximum temperature will be relatively higher than the average highest temperature in October. Today, the lowest temperature will be in line with the average low temperature.

On Saturday, in Papaikou, sunrise will be at 6:15 am and sunset at 5:55 pm (HST).

In Papaikou, today, there will be 11h and 40min of daylight.

On Sunday, showers will occur throughout the day, with some dry intervals in between.

Yes, it will rain tomorrow. High precipitation of 1.02" is anticipated.

Tomorrow, the highest temperature will be 80.6°F, while the lowest temperature will be 71.6°F. The maximum heat index, which combines air temperature and relative humidity, is estimated at 86°F.
Tomorrow, the highest temperature will be a couple of degrees higher than the average maximum temperature in October. The lowest temperature will be in line with the average low of 69.6°F.

On Sunday, in Papaikou, sunrise will be at 6:16 am and sunset at 5:54 pm (HST).

In Papaikou, tomorrow, there will be 11h and 38min of daylight.