Kailua, Big Island weather live forecast

Today's maximum temperature in Kailua, Big Island is expected to be 82°F. Select a day from the live weather forecast for Kailua, Big Island, Hawaii, USA for more weather parameters.

Sunday
11th Oct
82

75

4

7
Monday
12th Oct
82

75

9

7
Tuesday
13th Oct
84

77

8

6
Wednesday
14th Oct
84

77

7

7
Thursday
15th Oct
82

75

8

9

5-day weather forecast updated at 04:00 on Sunday 11th 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 Sunday 11th October 2026

Expect broken clouds in Kailua, Big Island, Hawaii with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 10 mph from the west.

82
°F maximum temperature
75
°F minimum temperature
broken clouds
4
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
10
mph wind from W

Kailua, Big Island weather for Monday 12th October 2026

Expect sunshine and showers in Kailua, Big Island, Hawaii with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 2-5 mm of rainfall expected with 49% chance of some rain and a gentle breeze of 9 mph from the east.

82
°F maximum temperature
75
°F minimum temperature
sunshine and showers
9
hours of sunshine
7
UV index (High)
49
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
9
mph wind from E

Kailua, Big Island weather for Tuesday 13th October 2026

Expect sunshine and showers in Kailua, Big Island, Hawaii with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 6 (High) and 8 hours of bright sunshine. There are 2-5 mm of rainfall expected with 64% chance of some rain and a gentle breeze of 9 mph from the east.

84
°F maximum temperature
77
°F minimum temperature
sunshine and showers
8
hours of sunshine
6
UV index (High)
64
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
9
mph wind from E

Kailua, Big Island weather for Wednesday 14th October 2026

Expect sunshine and showers in Kailua, Big Island, Hawaii with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 7 (High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 59% chance of some rain and a gentle breeze of 9 mph from the west.

84
°F maximum temperature
77
°F minimum temperature
sunshine and showers
7
hours of sunshine
7
UV index (High)
59
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
9
mph wind from W

Kailua, Big Island weather for Thursday 15th October 2026

Expect sunshine and showers in Kailua, Big Island, Hawaii with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 9 (Very High) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 70% chance of some rain and a gentle breeze of 9 mph from the east.