Kailua, Big Island weather live forecast

Today's maximum temperature in Kailua, Big Island is expected to be 79°F. Select a day from the live weather forecast for Kailua, Big Island, Hawaii, USA for more weather parameters.

Monday
9th Mar
79

66

6

3
Tuesday
10th Mar
79

68

8

7
Wednesday
11th Mar
81

68

4

9
Thursday
12th Mar
81

72

5

8
Friday
13th Mar
82

72

2

3

5-day weather forecast updated at 04:01 on Monday 9th 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 Monday 9th March 2026

Expect sunshine and showers in Kailua, Big Island, Hawaii with a maximum temperature of 79°F, maximum UV of 3 (Moderate) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 73% chance of some rain and a gentle breeze of 11 mph from the south-east.

79
°F maximum temperature
66
°F minimum temperature
sunshine and showers
6
hours of sunshine
3
UV index (Moderate)
73
% chance of some rain
<2
mm of rainfall expected
79
°F wind chill
11
mph wind from SE

Kailua, Big Island weather for Tuesday 10th March 2026

Expect scattered clouds in Kailua, Big Island, Hawaii with a maximum temperature of 79°F, low levels of heat & humidity, maximum UV of 7 (High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the east.

79
°F maximum temperature
68
°F minimum temperature
scattered clouds
8
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
9
mph wind from E

Kailua, Big Island weather for Wednesday 11th March 2026

Expect mostly cloudy with light rain in Kailua, Big Island, Hawaii with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 9 (Very High) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 89% chance of some rain and a gentle breeze of 12 mph from the south.

81
°F maximum temperature
68
°F minimum temperature
mostly cloudy with light rain
4
hours of sunshine
9
UV index (Very High)
89
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
12
mph wind from S

Kailua, Big Island weather for Thursday 12th March 2026

Expect broken clouds in Kailua, Big Island, Hawaii with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 8 (Very High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 13 mph from the south.

81
°F maximum temperature
72
°F minimum temperature
broken clouds
5
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
13
mph wind from S

Kailua, Big Island weather for Friday 13th March 2026

Expect isolated thunderstorms in Kailua, Big Island, Hawaii with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 10-20 mm of rainfall expected with 82% chance of some rain and a fresh breeze of 20 mph from the south.