Kailua, Oahu weather live forecast

Today's maximum temperature in Kailua, Oahu is expected to be 82°F. Select a day from the live weather forecast for Kailua, Oahu, Hawaii, USA for more weather parameters.

5-day weather forecast updated at 04:04 on Thursday 18th September 2025 GMT

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

Kailua, Oahu weather forecast by day

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

Kailua, Oahu weather for Thursday 18th September 2025

Expect isolated thunderstorms in Kailua, Oahu, Hawaii with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a moderate breeze of 15 mph from the east.

  • 82°F maximum temperature82
    °F maximum temperature
  • 77°F minimum temperature77
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 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 15 mph from the East15
    mph wind from E

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Kailua, Oahu weather for Friday 19th September 2025

Expect isolated thunderstorms in Kailua, Oahu, Hawaii with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 30% chance of some rain and a moderate breeze of 12 mph from the north-east.

  • 82°F maximum temperature82
    °F maximum temperature
  • 77°F minimum temperature77
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 30% chance of some rain30
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 12 mph from the North-East12
    mph wind from NE

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Kailua, Oahu weather for Saturday 20th September 2025

Expect broken clouds in Kailua, Oahu, Hawaii with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 10 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 13 mph from the north-east.

  • 81°F maximum temperature81
    °F maximum temperature
  • 75°F minimum temperature75
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 13 mph from the North-East13
    mph wind from NE

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Kailua, Oahu weather for Sunday 21st September 2025

Expect isolated thunderstorms in Kailua, Oahu, Hawaii with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 39% chance of some rain and a moderate breeze of 13 mph from the east.

  • 82°F maximum temperature82
    °F maximum temperature
  • 75°F minimum temperature75
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 39% chance of some rain39
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 13 mph from the East13
    mph wind from E

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Kailua, Oahu weather for Monday 22nd September 2025

Expect isolated thunderstorms in Kailua, Oahu, Hawaii with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 37% chance of some rain and a gentle breeze of 12 mph from the north-east.

  • 82°F maximum temperature82
    °F maximum temperature
  • 75°F minimum temperature75
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 37% chance of some rain37
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 12 mph from the North-East12
    mph wind from NE

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