Hanalei, Kauai weather live forecast

Today's maximum temperature in Hanalei, Kauai is expected to be 28°C. Select a day from the live weather forecast for Hanalei, Kauai, Hawaii, USA for more weather parameters.

Tuesday
1st Sep
28

23

6

11
Wednesday
2nd Sep
28

23

5

10
Thursday
3rd Sep
28

23

4

11
Friday
4th Sep
28

23

7

10
Saturday
5th Sep
28

23

5

11

5-day weather forecast updated at 04:03 on Tuesday 1st September 2026 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 Tuesday 1st September 2026

Expect broken clouds in Hanalei, Kauai, 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 light breeze of 7 kph from the east.

28
°C maximum temperature
23
°C minimum temperature
broken clouds
6
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
L
low heat & humidity
7
kph wind from E

Hanalei, Kauai weather for Wednesday 2nd September 2026

Expect isolated thunderstorms in Hanalei, Kauai, Hawaii with a maximum temperature of 28°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 60% chance of some rain and a light breeze of 8 kph from the east.

28
°C maximum temperature
23
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
10
UV index (Very High)
60
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
8
kph wind from E

Hanalei, Kauai weather for Thursday 3rd September 2026

Expect mostly cloudy with light rain in Hanalei, Kauai, Hawaii with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 11 (Extreme) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 58% chance of some rain and a light breeze of 10 kph from the east.

28
°C maximum temperature
23
°C minimum temperature
mostly cloudy with light rain
4
hours of sunshine
11
UV index (Extreme)
58
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
10
kph wind from E

Hanalei, Kauai weather for Friday 4th September 2026

Expect broken clouds in Hanalei, Kauai, Hawaii with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 10 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the east.

28
°C maximum temperature
23
°C minimum temperature
broken clouds
7
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
10
kph wind from E

Hanalei, Kauai weather for Saturday 5th September 2026

Expect mostly cloudy with light rain in Hanalei, Kauai, 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 2-5 mm of rainfall expected with 84% chance of some rain and a light breeze of 8 kph from the east.