Kailua, Big Island weather live forecast

Today's maximum temperature in Kailua, Big Island is expected to be 28°C. Select a day from the live weather forecast for Kailua, Big Island, Hawaii, USA for more weather parameters.

Monday
13th Apr
28

21

5

7
Tuesday
14th Apr
28

22

3

9
Wednesday
15th Apr
28

22

2

6
Thursday
16th Apr
27

21

1

4
Friday
17th Apr
28

21

2

9

5-day weather forecast updated at 04:01 on Monday 13th April 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 13th April 2026

Expect mostly cloudy with light rain in Kailua, Big Island, Hawaii with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 42% chance of some rain and a gentle breeze of 17 kph from the north-west.

28
°C maximum temperature
21
°C minimum temperature
mostly cloudy with light rain
5
hours of sunshine
7
UV index (High)
42
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
17
kph wind from NW

Kailua, Big Island weather for Tuesday 14th April 2026

Expect isolated thunderstorms in Kailua, Big Island, Hawaii with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 78% chance of some rain and a gentle breeze of 17 kph from the west.

28
°C maximum temperature
22
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
9
UV index (Very High)
78
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
17
kph wind from W

Kailua, Big Island weather for Wednesday 15th April 2026

Expect isolated thunderstorms in Kailua, Big Island, Hawaii with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 6 (High) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 53% chance of some rain and a gentle breeze of 16 kph from the north-west.

28
°C maximum temperature
22
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
6
UV index (High)
53
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
16
kph wind from NW

Kailua, Big Island weather for Thursday 16th April 2026

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 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 59% chance of some rain and a gentle breeze of 15 kph from the south.

27
°C maximum temperature
21
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
4
UV index (Moderate)
59
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
15
kph wind from S

Kailua, Big Island weather for Friday 17th April 2026

Expect mostly cloudy with light rain in Kailua, Big Island, Hawaii with a maximum temperature of 28°C, 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 82% chance of some rain and a gentle breeze of 15 kph from the south.