Kailua, Big Island weather live forecast

Tomorrow's maximum temperature in Kailua, Big Island is expected to be 25°C.

5-day weather forecast updated at 04:01 on Friday 4th July 2025 GMT

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The 5-day weather forecast for Hawaii (Kailua, Big Island) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Kailua, Big Island weather forecast by day

Below are the detailed weather forecasts for Kailua, Big Island for the next 5 days.

Kailua, Big Island weather for Friday 4th July 2025

Expect mostly cloudy with light rain in Kailua, Big Island, Hawaii with a maximum temperature of 25°C, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a gentle breeze of 18 kph from the south-west.

  • 25°C maximum temperature25
    °C maximum temperature
  • 22°C minimum temperature22
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 25% chance of some rain25
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 18 kph from the South-West18
    kph wind from SW

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Kailua, Big Island weather for Saturday 5th July 2025

Expect mostly cloudy with light rain in Kailua, Big Island, Hawaii with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 33% chance of some rain and a gentle breeze of 19 kph from the south.

  • 26°C maximum temperature26
    °C maximum temperature
  • 22°C minimum temperature22
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 33% chance of some rain33
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 19 kph from the South19
    kph wind from S

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Kailua, Big Island weather for Sunday 6th July 2025

Expect mostly cloudy with light rain in Kailua, Big Island, Hawaii with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 27% chance of some rain and a gentle breeze of 19 kph from the west.

  • 26°C maximum temperature26
    °C maximum temperature
  • 22°C minimum temperature22
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 27% chance of some rain27
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 19 kph from the West19
    kph wind from W

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Kailua, Big Island weather for Monday 7th July 2025

Expect mostly cloudy with light rain in Kailua, Big Island, Hawaii with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a moderate breeze of 21 kph from the south-west.

  • 27°C maximum temperature27
    °C maximum temperature
  • 22°C minimum temperature22
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 25% chance of some rain25
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 21 kph from the South-West21
    kph wind from SW

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Kailua, Big Island weather for Tuesday 8th July 2025

Expect mostly cloudy with light rain in Kailua, Big Island, Hawaii with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 11 (Extreme) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 28% chance of some rain and a gentle breeze of 19 kph from the south-west.

  • 26°C maximum temperature26
    °C maximum temperature
  • 22°C minimum temperature22
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 28% chance of some rain28
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 19 kph from the South-West19
    kph wind from SW

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Metric (°C / mm)  |  Imperial (°F / inches)

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