Weather forecast for 10 daysKoloa, HI
Weather forecast for the weekend
Sunday Oct 18, 2026
- 82°F
- 72°F
Partly Cloudy
- Precip. probability: 22%
- Precipitation: 0.04"
- Wind: 17mphENE 57°
- Humidity: 67%
- UV index: 10
- Sunrise: 6:35 am HST
- Sunset: 6:10 pm HST
- details ▼
Tomorrow, in Koloa, a mix of clouds and blue sky is expected.
Minimal precipitation is anticipated. The predicted temperature range extends from a high of a warm 82.4°F to a low of a pleasant 71.6°F.
The maximum heat index, which combines relative humidity and air temperature, is estimated at a humid 86°F. Note that heat index values are valued for light wind and location in the shade.
October's standard high of 79.5°F is anticipated to be reached during the day.
Sunrise will be at 6:35 am and sunset at 6:10 pm; tomorrow's daylight will last for 11h and 35min.
Minimal precipitation is anticipated. The predicted temperature range extends from a high of a warm 82.4°F to a low of a pleasant 71.6°F.
The maximum heat index, which combines relative humidity and air temperature, is estimated at a humid 86°F. Note that heat index values are valued for light wind and location in the shade.
October's standard high of 79.5°F is anticipated to be reached during the day.
Sunrise will be at 6:35 am and sunset at 6:10 pm; tomorrow's daylight will last for 11h and 35min.
10-day overview
Daily temperatures
Warmest period: tomorrow - Monday 82°C.
Coldest period: tomorrow - Monday 82°C.
Coldest period: tomorrow - Monday 82°C.
Chance of precipitation
Highest chance: today 51%.
Long-term weather forecast
- Saturday
- Oct 17, 2026
- min.
- 72°F
Showers
- Precip. probability: 51%
- Precipitation: 0.08"
- Wind: 15mphENE 57°
- Humidity: 81%
- UV index: 0
- Sunrise: 6:34 am HST
- Sunset: 6:11 pm HST
- details ▼
- Sunday
- Oct 18, 2026
- 82°F
- 72°F
Partly Cloudy
- Precip. probability: 22%
- Precipitation: 0.04"
- Wind: 17mphENE 57°
- Humidity: 67%
- UV index: 10
- Sunrise: 6:35 am HST
- Sunset: 6:10 pm HST
- details ▼
- Monday
- Oct 19, 2026
- 82°F
- 72°F
Partly Cloudy
- Precip. probability: 24%
- Precipitation: 0.12"
- Wind: 17mphENE 60°
- Humidity: 68%
- UV index: 9
- Sunrise: 6:35 am HST
- Sunset: 6:09 pm HST
- details ▼
- Tuesday
- Oct 20, 2026
- 82°F
- 72°F
Mostly Sunny
- Precip. probability: 24%
- Precipitation: 0"
- Wind: 17mphENE 61°
- Humidity: 67%
- UV index: 9
- Sunrise: 6:36 am HST
- Sunset: 6:09 pm HST
- details ▼
- Wednesday
- Oct 21, 2026
- 82°F
- 72°F
Mostly Sunny
- Precip. probability: 20%
- Precipitation: 0"
- Wind: 14mphENE 58°
- Humidity: 66%
- UV index: 9
- Sunrise: 6:36 am HST
- Sunset: 6:08 pm HST
- details ▼
- Thursday
- Oct 22, 2026
- 82°F
- 70°F
Mostly Sunny
- Precip. probability: 16%
- Precipitation: 0"
- Wind: 9mphENE 62°
- Humidity: 66%
- UV index: 9
- Sunrise: 6:36 am HST
- Sunset: 6:07 pm HST
- details ▼
- Friday
- Oct 23, 2026
- 82°F
- 72°F
Partly Cloudy
- Precip. probability: 11%
- Precipitation: 0"
- Wind: 8mphNE 53°
- Humidity: 68%
- UV index: 9
- Sunrise: 6:37 am HST
- Sunset: 6:06 pm HST
- details ▼
- Saturday
- Oct 24, 2026
- 82°F
- 72°F
Partly Cloudy
- Precip. probability: 19%
- Precipitation: 0"
- Wind: 9mphNE 45°
- Humidity: 69%
- UV index: 9
- Sunrise: 6:37 am HST
- Sunset: 6:06 pm HST
- details ▼
- Sunday
- Oct 25, 2026
- 82°F
- 72°F
AM Showers
- Precip. probability: 31%
- Precipitation: 0.04"
- Wind: 11mphNE 47°
- Humidity: 69%
- UV index: 8
- Sunrise: 6:38 am HST
- Sunset: 6:05 pm HST
- details ▼
- Monday
- Oct 26, 2026
- 82°F
- 72°F
AM Showers
- Precip. probability: 33%
- Precipitation: 0.08"
- Wind: 11mphENE 68°
- Humidity: 69%
- UV index: 7
- Sunrise: 6:38 am HST
- Sunset: 6:04 pm HST
- details ▼
Models point to a combination of cloudy, rainy and dry and sunny weather is forecasted.
Rainfall is predicted for Saturday through Monday, next Sunday and Monday.
In the coming days, the maximum temperature will stay unchanged, holding at 82.4°F, while the nighttime low will be also mostly stable, as the minimum temperature is expected to range between 69.8°F and 71.6°F.
Rainfall is predicted for Saturday through Monday, next Sunday and Monday.
In the coming days, the maximum temperature will stay unchanged, holding at 82.4°F, while the nighttime low will be also mostly stable, as the minimum temperature is expected to range between 69.8°F and 71.6°F.
Updated: Oct 18, 2026 @ 04:06:55 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
Tomorrow, partly cloudy skies will persist, making for a mix of sun and clouds.
Tomorrow, there is a low probability of minimal rainfall in Koloa.
Tomorrow, the maximum temperature in Koloa will be 82.4°F, while the minimum temperature will be 71.6°F. The maximum heat index, which reflects the perceived temperature due to humidity levels, is calculated to be 86°F.
The highest temperature will be in line with the average maximum of 79.5°F in October. The lowest temperature tomorrow will be moderately lower than the average low temperature.
The highest temperature will be in line with the average maximum of 79.5°F in October. The lowest temperature tomorrow will be moderately lower than the average low temperature.
On Sunday, in Koloa, sunrise will be at 6:35 am and sunset at 6:10 pm (HST).
In Koloa, the length of the day tomorrow will be 11h and 35min.
