Kailua, Big Island weather live forecast

Today's maximum temperature in Kailua, Big Island is expected to be 29°C. Select a day from the live weather forecast for Kailua, Big Island, Hawaii, USA for more weather parameters.

Monday
26th Oct
29

24

7

8
Tuesday
27th Oct
29

24

5

6
Wednesday
28th Oct
28

25

2

6
Thursday
29th Oct
29

25

3

7
Friday
30th Oct
29

25

5

7

5-day weather forecast updated at 04:01 on Monday 26th October 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 26th October 2026

Expect sunshine and showers in Kailua, Big Island, Hawaii with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 32% chance of some rain and a gentle breeze of 14 kph from the west.

29
°C maximum temperature
24
°C minimum temperature
sunshine and showers
7
hours of sunshine
8
UV index (Very High)
32
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
14
kph wind from W

Kailua, Big Island weather for Tuesday 27th October 2026

Expect isolated thunderstorms in Kailua, Big Island, Hawaii with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 6 (High) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 77% chance of some rain and a gentle breeze of 13 kph from the north-west.

29
°C maximum temperature
24
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
6
UV index (High)
77
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
13
kph wind from NW

Kailua, Big Island weather for Wednesday 28th October 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 10-20 mm of rainfall expected with 94% chance of some rain and a moderate breeze of 21 kph from the south.

28
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
6
UV index (High)
94
% chance of some rain
<20
mm of rainfall expected
L
low heat & humidity
21
kph wind from S

Kailua, Big Island weather for Thursday 29th October 2026

Expect isolated thunderstorms in Kailua, Big Island, Hawaii with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 3 hours of bright sunshine. There are 20-30 mm of rainfall expected with 88% chance of some rain and a gentle breeze of 18 kph from the south.

29
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
7
UV index (High)
88
% chance of some rain
<30
mm of rainfall expected
M
moderate heat & humidity
18
kph wind from S

Kailua, Big Island weather for Friday 30th October 2026

Expect isolated thunderstorms in Kailua, Big Island, Hawaii with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 79% chance of some rain and a gentle breeze of 13 kph from the south-east.