Weather forecast for tomorrowKailua-Kona, HI
Weather forecast for tomorrow
Monday Oct 19, 2026
- 88°F
- 75°F
Partly Cloudy
- Precip. probability: 8%
- Precipitation: 0"
- Wind: 11mphSW 235°
- Humidity: 66%
- UV index: 10
- Sunrise: 6:19 am HST
- Sunset: 5:57 pm HST
- details ▼
Tomorrow, occasional cloudiness will be present, but there will still be plenty of sun.
The temperature is anticipated to vary between a tropical 87.8°F and a temperate 75.2°F.
The maximum heat index, which combines air temperature and relative humidity, is estimated at a sweltering 96.8°F. Take into consideration that the heat index values are calculated for shade and light wind conditions. Bear in mind that direct sunshine exposure increases weather impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
This expected maximum temperature is expected to mirror October's typical high of 86°F.
Sunrise will be at 6:19 am and sunset at 5:57 pm; tomorrow's daylight will last for 11h and 38min.
The temperature is anticipated to vary between a tropical 87.8°F and a temperate 75.2°F.
The maximum heat index, which combines air temperature and relative humidity, is estimated at a sweltering 96.8°F. Take into consideration that the heat index values are calculated for shade and light wind conditions. Bear in mind that direct sunshine exposure increases weather impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
This expected maximum temperature is expected to mirror October's typical high of 86°F.
Sunrise will be at 6:19 am and sunset at 5:57 pm; tomorrow's daylight will last for 11h and 38min.
Hourly overview
Hourly temperatures
Warmest hour: 3 pm 93°C.
Coldest hour: 6 am 81°C.
Coldest hour: 6 am 81°C.
Chance of precipitation
Highest chance: 9 pm 24%.
Hourly weather forecast
- 12 am
- 79°F
- Feels like:84°F
Partly Cloudy
- Precip. probability: 14%
- Precipitation: 0"
- Wind: 6mphSE 138°
- Humidity: 74%
- Pressure: 30"Hg
- Visibility: 8mi
- UV index: 0
- details ▼
- 2 am
- 79°F
- Feels like:82°F
Partly Cloudy
- Precip. probability: 18%
- Precipitation: 0"
- Wind: 6mphESE 109°
- Humidity: 76%
- Pressure: 29.97"Hg
- Visibility: 9mi
- UV index: 0
- details ▼
- 4 am
- 77°F
- Feels like:81°F
Mostly Cloudy
- Precip. probability: 8%
- Precipitation: 0"
- Wind: 5mphESE 122°
- Humidity: 76%
- Pressure: 29.97"Hg
- Visibility: 8mi
- UV index: 0
- details ▼
- 6 am
- 77°F
- Feels like:81°F
Mostly Clear
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 4mphSE 135°
- Humidity: 76%
- Pressure: 29.97"Hg
- Visibility: 9mi
- UV index: 0
- details ▼
Sunrise: 6:19 am
- 8 am
- 81°F
- Feels like:86°F
Sunny
- Precip. probability: 3%
- Precipitation: 0"
- Wind: 5mphSSE 161°
- Humidity: 68%
- Pressure: 30"Hg
- Visibility: 10mi
- UV index: 1
- details ▼
- 10 am
- 86°F
- Feels like:91°F
Mostly Sunny
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 9mphWSW 241°
- Humidity: 64%
- Pressure: 30"Hg
- Visibility: 10mi
- UV index: 7
- details ▼
- 12 pm
- 86°F
- Feels like:91°F
Partly Cloudy
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 11mphWSW 250°
- Humidity: 64%
- Pressure: 29.97"Hg
- Visibility: 9mi
- UV index: 10
- details ▼
- 2 pm
- 86°F
- Feels like:93°F
Partly Cloudy
- Precip. probability: 8%
- Precipitation: 0"
- Wind: 9mphWSW 258°
- Humidity: 63%
- Pressure: 29.94"Hg
- Visibility: 9mi
- UV index: 7
- details ▼
- 4 pm
- 84°F
- Feels like:91°F
Partly Cloudy
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 8mphWSW 248°
- Humidity: 64%
- Pressure: 29.94"Hg
- Visibility: 7mi
- UV index: 2
- details ▼
Sunset: 5:57 pm
- 6 pm
- 82°F
- Feels like:88°F
Partly Cloudy
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 7mphSW 227°
- Humidity: 70%
- Pressure: 29.97"Hg
- Visibility: 7mi
- UV index: 0
- details ▼
- 8 pm
- 79°F
- Feels like:84°F
Partly Cloudy
- Precip. probability: 20%
- Precipitation: 0"
- Wind: 6mphS 186°
- Humidity: 77%
- Pressure: 30"Hg
- Visibility: 7mi
- UV index: 0
- details ▼
- 10 pm
- 79°F
- Feels like:84°F
Partly Cloudy
- Precip. probability: 23%
- Precipitation: 0"
- Wind: 6mphS 176°
- Humidity: 77%
- Pressure: 30.03"Hg
- Visibility: 7mi
- UV index: 0
- details ▼
Tomorrow, primarily overcast and occasionally bright weather is predicted.
The temperature will vary between a minimum of 77°F and a maximum of 86°F. The feels-like temperature will be between a minimum of 80.6°F and a maximum of 93.2°F. The hottest part of the day will be from 10 am to 3 pm.
The forecasted high will be similar to the typical October maximum of 86°F. The temperature low is forecasted to be also in line with the usual October value of 74.1°F.
The temperature will vary between a minimum of 77°F and a maximum of 86°F. The feels-like temperature will be between a minimum of 80.6°F and a maximum of 93.2°F. The hottest part of the day will be from 10 am to 3 pm.
The forecasted high will be similar to the typical October maximum of 86°F. The temperature low is forecasted to be also in line with the usual October value of 74.1°F.
Updated: Oct 18, 2026 @ 15:13:50 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, some passing clouds may drift through, but the sun will shine at times.
Tomorrow, the maximum temperature will be 87.8°F, while the minimum temperature will be 75.2°F. The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is calculated to be 96.8°F.
The highest temperature will be in line with the average maximum of 86°F in October. The lowest temperature will be also in line with the average low of 74.1°F.
The highest temperature will be in line with the average maximum of 86°F in October. The lowest temperature will be also in line with the average low of 74.1°F.
On Monday, in Kailua-Kona, sunrise will be at 6:19 am and sunset at 5:57 pm (HST).
In Kailua-Kona, the length of the day tomorrow will be 11h and 38min.
