Hanalei, Kauai weather live forecast

Today's maximum temperature in Hanalei, Kauai is expected to be 79°F. Select a day from the live weather forecast for Hanalei, Kauai, Hawaii, USA for more weather parameters.

Wednesday
17th Dec
79

68

5

3
Thursday
18th Dec
77

66

4

5
Friday
19th Dec
79

66

4

4
Saturday
20th Dec
81

66

4

4
Sunday
21st Dec
79

68

3

5

5-day weather forecast updated at 04:03 on Wednesday 17th December 2025 GMT

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

Hanalei, Kauai weather forecast by day

Below are the detailed weather forecasts for Hanalei, Kauai for the next 5 days.

Hanalei, Kauai weather for Wednesday 17th December 2025

Expect isolated thunderstorms in Hanalei, Kauai, Hawaii with a maximum temperature of 79°F, low levels of heat & humidity, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 99% chance of some rain and little or no wind of 2 mph from the south-west.

79
°F maximum temperature
68
°F minimum temperature
isolated thunderstorms
5
hours of sunshine
3
UV index (Moderate)
99
% chance of some rain
<10
mm of rainfall expected
L
low heat & humidity
2
mph wind from SW

Hanalei, Kauai weather for Thursday 18th December 2025

Expect isolated thunderstorms in Hanalei, Kauai, Hawaii with a maximum temperature of 77°F, low levels of heat & humidity, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 84% chance of some rain and little or no wind of 1 mph from the south-west.

77
°F maximum temperature
66
°F minimum temperature
isolated thunderstorms
4
hours of sunshine
5
UV index (Moderate)
84
% chance of some rain
<10
mm of rainfall expected
L
low heat & humidity
1
mph wind from SW

Hanalei, Kauai weather for Friday 19th December 2025

Expect isolated thunderstorms in Hanalei, Kauai, Hawaii with a maximum temperature of 79°F, low levels of heat & humidity, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 79% chance of some rain and little or no wind of 1 mph from the north-west.

79
°F maximum temperature
66
°F minimum temperature
isolated thunderstorms
4
hours of sunshine
4
UV index (Moderate)
79
% chance of some rain
<10
mm of rainfall expected
L
low heat & humidity
1
mph wind from NW

Hanalei, Kauai weather for Saturday 20th December 2025

Expect isolated thunderstorms in Hanalei, Kauai, Hawaii with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 73% chance of some rain and little or no wind of 1 mph from the east.

81
°F maximum temperature
66
°F minimum temperature
isolated thunderstorms
4
hours of sunshine
4
UV index (Moderate)
73
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
1
mph wind from E

Hanalei, Kauai weather for Sunday 21st December 2025

Expect isolated thunderstorms in Hanalei, Kauai, Hawaii with a maximum temperature of 79°F, low levels of heat & humidity, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 73% chance of some rain and little or no wind of 4 mph from the east.