Kailua, Big Island weather live forecast

Tomorrow's maximum temperature in Kailua, Big Island is expected to be 77°F.

• Monday
  30th Jun
  
  77
  70
  4
• Tuesday
  1st Jul
  
  77
  72
  2
• Wednesday
  2nd Jul
  
  77
  70
  4
• Thursday
  3rd Jul
  
  79
  70
  2
• Friday
  4th Jul
  
  79
  72
  2

5-day weather forecast updated at 04:01 on Monday 30th June 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 Monday 30th June 2025

Expect mostly cloudy with light rain in Kailua, Big Island, Hawaii with a maximum temperature of 77°F, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 71% chance of some rain and a gentle breeze of 12 mph from the west.

• 77
  °F maximum temperature
• 70
  °F minimum temperature
• 
  mostly cloudy with light rain
• 4
  hours of sunshine
• 3
  UV index (Moderate)
• 71
  % chance of some rain
• <5
  mm of rainfall expected
• 0
  no heat & humidity
• 12
  mph wind from W

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Kailua, Big Island weather for Tuesday 1st July 2025

Expect mostly cloudy with light rain in Kailua, Big Island, Hawaii with a maximum temperature of 77°F, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 61% chance of some rain and a gentle breeze of 11 mph from the west.

• 77
  °F maximum temperature
• 72
  °F minimum temperature
• 
  mostly cloudy with light rain
• 2
  hours of sunshine
• 4
  UV index (Moderate)
• 61
  % chance of some rain
• <2
  mm of rainfall expected
• 0
  no heat & humidity
• 11
  mph wind from W

Back to top

Kailua, Big Island weather for Wednesday 2nd July 2025

Expect mostly cloudy with light rain in Kailua, Big Island, Hawaii with a maximum temperature of 77°F, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 66% chance of some rain and a gentle breeze of 11 mph from the south-west.

• 77
  °F maximum temperature
• 70
  °F minimum temperature
• 
  mostly cloudy with light rain
• 4
  hours of sunshine
• 3
  UV index (Moderate)
• 66
  % chance of some rain
• <2
  mm of rainfall expected
• 0
  no heat & humidity
• 11
  mph wind from SW

Back to top

Kailua, Big Island weather for Thursday 3rd July 2025

Expect mostly cloudy with light rain in Kailua, Big Island, Hawaii with a maximum temperature of 79°F, low levels of heat & humidity, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 58% chance of some rain and a gentle breeze of 12 mph from the west.

• 79
  °F maximum temperature
• 70
  °F minimum temperature
• 
  mostly cloudy with light rain
• 2
  hours of sunshine
• 3
  UV index (Moderate)
• 58
  % chance of some rain
• <5
  mm of rainfall expected
• L
  low heat & humidity
• 12
  mph wind from W

Back to top

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 79°F, low levels of heat & humidity, maximum UV of 9 (Very High) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 46% chance of some rain and a moderate breeze of 12 mph from the south-west.

• 79
  °F maximum temperature
• 72
  °F minimum temperature
• 
  mostly cloudy with light rain
• 2
  hours of sunshine
• 9
  UV index (Very High)
• 46
  % chance of some rain
• <5
  mm of rainfall expected
• L
  low heat & humidity
• 12
  mph wind from SW

Back to top

Travelbag sale: up to 50% off select hotels & resorts

Sale

• Save up to 50% on holidays to select hotels & resorts
• Book beach holidays, city breaks & tours in 2025/2026
• Destinations across Europe, Americas, Asia, Africa & beyond

Go to Travelbag deal >>

Expires at 23:59 on Monday 30th Jun 2025 · View all Travelbag offers

Metric (°C)  |  Imperial (°F)

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