Weather Forecast for Kauai
Hawaii, United States of America
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Current Weather - Kauai: 25°C
Current Weather - Kauai: 25°C
Hawaii, United States of America
Light rain shower
Feels like 27°C
Wind
19 km/h E
Humidity
79%
Pressure
1019 mb
UV Index
0
Visibility
16 km
Light rain shower
Saturday, July 25, 2026
High
25°C
Low
22°C
Rain Chance
80%
Hourly Forecast
24°C
24°C
25°C
25°C
25°C
25°C
24°C
24°C
24°C
23°C
23°C
23°C
Day Statistics
Maximum Wind
24 km/h
Humidity
81%
Precipitation
6 mm
UV Index
11
Visibility
10 km
Rain Chance
80%
Snow Chance
0%
Sun & Moon
Sunrise
06:07 AM
Sunset
07:21 PM
Moonrise
05:05 PM
Moonset
02:53 AM
Moon Phase
Waxing Gibbous
Moon Illumination
90%
Air Quality
PM2.5
8.4
μg/m³
PM10
14.5
μg/m³
NO₂
0.1
μg/m³
O₃
59.3
μg/m³
SO₂
0.2
μg/m³
CO
87.7
μg/m³
Patchy rain nearby
Sunday, July 26, 2026
High
26°C
Low
23°C
Rain Chance
68%
Hourly Forecast
23°C
23°C
23°C
23°C
23°C
23°C
23°C
23°C
24°C
24°C
25°C
25°C
26°C
26°C
26°C
26°C
26°C
25°C
25°C
24°C
24°C
23°C
23°C
23°C
Day Statistics
Maximum Wind
20 km/h
Humidity
75%
Precipitation
3 mm
UV Index
13
Visibility
9 km
Rain Chance
68%
Snow Chance
0%
Sun & Moon
Sunrise
06:07 AM
Sunset
07:21 PM
Moonrise
05:54 PM
Moonset
03:46 AM
Moon Phase
Waxing Gibbous
Moon Illumination
95%
Air Quality
PM2.5
11.9
μg/m³
PM10
20.1
μg/m³
NO₂
0.1
μg/m³
O₃
58.5
μg/m³
SO₂
0.2
μg/m³
CO
85.4
μg/m³
Patchy rain nearby
Monday, July 27, 2026
High
25°C
Low
22°C
Rain Chance
72%
Hourly Forecast
23°C
23°C
23°C
22°C
23°C
23°C
22°C
23°C
23°C
23°C
23°C
24°C
25°C
25°C
25°C
25°C
25°C
25°C
24°C
24°C
24°C
23°C
23°C
24°C
Day Statistics
Maximum Wind
19 km/h
Humidity
79%
Precipitation
3 mm
UV Index
12
Visibility
9 km
Rain Chance
72%
Snow Chance
0%
Sun & Moon
Sunrise
06:07 AM
Sunset
07:20 PM
Moonrise
06:39 PM
Moonset
04:41 AM
Moon Phase
Full Moon
Moon Illumination
99%
Air Quality
PM2.5
11.2
μg/m³
PM10
18.8
μg/m³
NO₂
0.1
μg/m³
O₃
58.3
μg/m³
SO₂
0.2
μg/m³
CO
84.5
μg/m³
Patchy rain nearby
Tuesday, July 28, 2026
High
26°C
Low
22°C
Rain Chance
71%
Hourly Forecast
23°C
23°C
23°C
23°C
23°C
22°C
22°C
22°C
24°C
25°C
25°C
26°C
26°C
26°C
26°C
26°C
26°C
25°C
25°C
25°C
24°C
24°C
24°C
24°C
Day Statistics
Maximum Wind
20 km/h
Humidity
79%
Precipitation
4 mm
UV Index
11
Visibility
10 km
Rain Chance
71%
Snow Chance
0%
Sun & Moon
Sunrise
06:08 AM
Sunset
07:20 PM
Moonrise
07:19 PM
Moonset
05:35 AM
Moon Phase
Full Moon
Moon Illumination
100%
Air Quality
PM2.5
8.6
μg/m³
PM10
14.9
μg/m³
NO₂
0.1
μg/m³
O₃
34.3
μg/m³
SO₂
0.2
μg/m³
CO
84.3
μg/m³
Light rain shower
Wednesday, July 29, 2026
High
25°C
Low
24°C
Rain Chance
91%
Hourly Forecast
24°C
24°C
24°C
24°C
24°C
24°C
24°C
24°C
24°C
24°C
24°C
24°C
24°C
24°C
24°C
24°C
24°C
24°C
25°C
25°C
25°C
25°C
25°C
25°C
Day Statistics
Maximum Wind
25 km/h
Humidity
92%
Precipitation
11 mm
UV Index
5
Visibility
9 km
Rain Chance
91%
Snow Chance
0%
Sun & Moon
Sunrise
06:08 AM
Sunset
07:19 PM
Moonrise
07:54 PM
Moonset
06:28 AM
Moon Phase
Full Moon
Moon Illumination
99%
Air Quality
PM2.5
6.6
μg/m³
PM10
11.6
μg/m³
NO₂
0.2
μg/m³
O₃
18
μg/m³
SO₂
0.2
μg/m³
CO
84
μg/m³
Patchy rain nearby
Thursday, July 30, 2026
High
27°C
Low
24°C
Rain Chance
81%
Hourly Forecast
25°C
25°C
24°C
24°C
24°C
24°C
24°C
25°C
25°C
26°C
27°C
27°C
27°C
27°C
27°C
27°C
26°C
26°C
25°C
25°C
25°C
24°C
24°C
24°C
Day Statistics
Maximum Wind
25 km/h
Humidity
83%
Precipitation
5 mm
UV Index
6
Visibility
10 km
Rain Chance
81%
Snow Chance
0%
Sun & Moon
Sunrise
06:09 AM
Sunset
07:19 PM
Moonrise
08:27 PM
Moonset
07:20 AM
Moon Phase
Waning Gibbous
Moon Illumination
96%
Patchy rain nearby
Friday, July 31, 2026
High
27°C
Low
24°C
Rain Chance
72%
Hourly Forecast
24°C
24°C
24°C
24°C
24°C
24°C
24°C
25°C
25°C
25°C
26°C
26°C
27°C
27°C
27°C
27°C
26°C
26°C
26°C
25°C
24°C
24°C
24°C
24°C
Day Statistics
Maximum Wind
21 km/h
Humidity
80%
Precipitation
3 mm
UV Index
6
Visibility
10 km
Rain Chance
72%
Snow Chance
0%
Sun & Moon
Sunrise
06:09 AM
Sunset
07:18 PM
Moonrise
08:58 PM
Moonset
08:11 AM
Moon Phase
Waning Gibbous
Moon Illumination
91%
Weather Alerts
Small Craft Advisory issued July 24 at 3:05AM HST until July 24 at 6:00PM HST by NWS Honolulu HI
* WHAT...East winds 15 to 25 kt. * WHERE...Kauai Northwest Waters, Kauai Windward Waters, Kauai Leeward Waters, Kauai Channel, Oahu Windward Waters, Oahu Leeward Waters, Kaiwi Channel, Maui County Windward Waters, Maui County Leeward Waters and Big Island Windward Waters. * WHEN...Until 6 PM HST today. * IMPACTS...Conditions will be hazardous to small craft.
Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in these conditions.
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