Kailua, Big Island weather live forecast

Today's maximum temperature in Kailua, Big Island is expected to be 27°C. Select a day from the live weather forecast for Kailua, Big Island, Hawaii, USA for more weather parameters.

Saturday
2nd May
27

24

8

7
Sunday
3rd May
27

24

8

7
Monday
4th May
28

24

8

8
Tuesday
5th May
27

24

7

8
Wednesday
6th May
26

24

6

9

5-day weather forecast updated at 04:01 on Saturday 2nd May 2026 GMT

More about Kailua, Big Island

Kailua, Big Island by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Hawaii

GO Airport Shuttle discount code: 5% off airport transfers

Discount Code

Save EXTRA 5% on airport transfers worldwide
Book private taxis & shuttle buses with discount code
Enter in coupon box on 'Reservations' page

Show discount code

******WEB

Redeem GO Airport Shuttle discount code >>

Expires at 23:59 on Thursday 31st Dec 2026

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 Saturday 2nd May 2026

Expect isolated thunderstorms in Kailua, Big Island, Hawaii with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 7 (High) and 8 hours of bright sunshine. There are 2-5 mm of rainfall expected with 47% chance of some rain and a light breeze of 7 kph from the east.

27
°C maximum temperature
24
°C minimum temperature
isolated thunderstorms
8
hours of sunshine
7
UV index (High)
47
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
7
kph wind from E

Kailua, Big Island weather for Sunday 3rd May 2026

Expect sunshine and showers in Kailua, Big Island, Hawaii with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 7 (High) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 53% chance of some rain and little or no wind of 6 kph from the north-east.

27
°C maximum temperature
24
°C minimum temperature
sunshine and showers
8
hours of sunshine
7
UV index (High)
53
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
6
kph wind from NE

Kailua, Big Island weather for Monday 4th May 2026

Expect broken clouds in Kailua, Big Island, Hawaii with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the east.

28
°C maximum temperature
24
°C minimum temperature
broken clouds
8
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
6
kph wind from E

Kailua, Big Island weather for Tuesday 5th May 2026

Expect broken clouds in Kailua, Big Island, Hawaii with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the north-east.

27
°C maximum temperature
24
°C minimum temperature
broken clouds
7
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
6
kph wind from NE

Kailua, Big Island weather for Wednesday 6th May 2026

Expect broken clouds in Kailua, Big Island, Hawaii with a maximum temperature of 26°C, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 4 kph from the north-west.