Kailua, Oahu weather live forecast

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

Wednesday
2nd Sep
29

25

6

11
Thursday
3rd Sep
28

25

6

11
Friday
4th Sep
28

25

5

11
Saturday
5th Sep
29

25

6

11
Sunday
6th Sep
28

25

6

11

5-day weather forecast updated at 04:03 on Wednesday 2nd September 2026 GMT

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The 5-day weather forecast for Hawaii (Kailua, Oahu) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Kailua, Oahu weather forecast by day

Below are the detailed weather forecasts for Kailua, Oahu for the next 5 days.

Kailua, Oahu weather for Wednesday 2nd September 2026

Expect sunshine and showers in Kailua, Oahu, Hawaii with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 33% chance of some rain and a moderate breeze of 23 kph from the north-east.

29
°C maximum temperature
25
°C minimum temperature
sunshine and showers
6
hours of sunshine
11
UV index (Extreme)
33
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
23
kph wind from NE

Kailua, Oahu weather for Thursday 3rd September 2026

Expect broken clouds in Kailua, Oahu, Hawaii with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 11+ (Extreme) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 25 kph from the north-east.

28
°C maximum temperature
25
°C minimum temperature
broken clouds
6
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
L
low heat & humidity
25
kph wind from NE

Kailua, Oahu weather for Friday 4th September 2026

Expect broken clouds in Kailua, Oahu, Hawaii with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 11 (Extreme) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the north-east.

28
°C maximum temperature
25
°C minimum temperature
broken clouds
5
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
L
low heat & humidity
24
kph wind from NE

Kailua, Oahu weather for Saturday 5th September 2026

Expect broken clouds in Kailua, Oahu, Hawaii with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the north-east.

29
°C maximum temperature
25
°C minimum temperature
broken clouds
6
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
M
moderate heat & humidity
21
kph wind from NE

Kailua, Oahu weather for Sunday 6th September 2026

Expect sunshine and showers in Kailua, Oahu, Hawaii with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 11 (Extreme) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 62% chance of some rain and a gentle breeze of 19 kph from the north-east.