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.

Thursday
2nd Jul
27

22

7

6
Friday
3rd Jul
28

22

6

9
Saturday
4th Jul
28

22

6

8
Sunday
5th Jul
28

22

5

9
Monday
6th Jul
27

22

6

8

5-day weather forecast updated at 04:01 on Friday 3rd July 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 Thursday 2nd July 2026

Expect broken clouds in Kailua, Big Island, Hawaii with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south-west.

27
°C maximum temperature
22
°C minimum temperature
broken clouds
7
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
17
kph wind from SW

Kailua, Big Island weather for Friday 3rd July 2026

Expect sunshine and showers in Kailua, Big Island, Hawaii with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 49% chance of some rain and a gentle breeze of 17 kph from the south-west.

28
°C maximum temperature
22
°C minimum temperature
sunshine and showers
6
hours of sunshine
9
UV index (Very High)
49
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
17
kph wind from SW

Kailua, Big Island weather for Saturday 4th July 2026

Expect sunshine and showers in Kailua, Big Island, Hawaii with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 50% chance of some rain and a gentle breeze of 16 kph from the east.

28
°C maximum temperature
22
°C minimum temperature
sunshine and showers
6
hours of sunshine
8
UV index (Very High)
50
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
16
kph wind from E

Kailua, Big Island weather for Sunday 5th July 2026

Expect broken clouds in Kailua, Big Island, Hawaii with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south-west.

28
°C maximum temperature
22
°C minimum temperature
broken clouds
5
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
17
kph wind from SW

Kailua, Big Island weather for Monday 6th July 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 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the west.