Kailua, Big Island weather live forecast

Today's maximum temperature in Kailua, Big Island is expected to be 77°F. Select a day from the live weather forecast for Kailua, Big Island, Hawaii, USA for more weather parameters.

Sunday
29th Mar
77

66

7

9
Monday
30th Mar
79

64

9

9
Tuesday
31st Mar
77

63

9

10
Wednesday
1st Apr
79

64

6

8
Thursday
2nd Apr
77

64

3

10

5-day weather forecast updated at 04:01 on Sunday 29th March 2026 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 Sunday 29th March 2026

Expect broken clouds in Kailua, Big Island, Hawaii with a maximum temperature of 77°F, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 12 mph from the north-east.

77
°F maximum temperature
66
°F minimum temperature
broken clouds
7
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
12
mph wind from NE

Kailua, Big Island weather for Monday 30th March 2026

Expect scattered clouds in Kailua, Big Island, Hawaii with a maximum temperature of 79°F, maximum UV of 9 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 13 mph from the north-east.

79
°F maximum temperature
64
°F minimum temperature
scattered clouds
9
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
79
°F wind chill
13
mph wind from NE

Kailua, Big Island weather for Tuesday 31st March 2026

Expect scattered clouds in Kailua, Big Island, Hawaii with a maximum temperature of 77°F, maximum UV of 10 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 10 mph from the east.

77
°F maximum temperature
63
°F minimum temperature
scattered clouds
9
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
10
mph wind from E

Kailua, Big Island weather for Wednesday 1st April 2026

Expect broken clouds in Kailua, Big Island, Hawaii with a maximum temperature of 79°F, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 10 mph from the south-west.

79
°F maximum temperature
64
°F minimum temperature
broken clouds
6
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
79
°F wind chill
10
mph wind from SW

Kailua, Big Island weather for Thursday 2nd April 2026

Expect broken clouds in Kailua, Big Island, Hawaii with a maximum temperature of 77°F, maximum UV of 10 (Very High) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the south-west.